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The roots of online casinos can be traced back to the late 20th century when advancements in internet technology paved the way for the emergence of virtual gambling platforms. Here's a brief overview of the key milestones and developments in the history of online casinos:

Antigua and Barbuda: In 1994, the Caribbean nation of Antigua and Barbuda passed the Free Trade & Processing Act, which allowed for the licensing of online casinos. This legislation laid the foundation for the legal operation of internet-based gambling businesses.

The First Online Casino: The first online casino, "Loonie Online Casinos" was launched in 1994 by Microgaming, a software development company based in the Isle of Man. The Gaming Club offered a small selection of casino games and quickly gained popularity among early internet users.

Rapid Expansion: Throughout the late 1990s and early 2000s, the online casino industry experienced rapid growth, with numerous new operators entering the market. Advances in technology, such as improved internet connectivity and better gaming software, contributed to the expansion of online gambling.

Regulatory Challenges: As online gambling gained popularity, regulatory authorities in various jurisdictions began to address legal and regulatory issues related to internet-based https://sloto-cash-casino.org/ casino. Some countries banned online gambling altogether, while others established regulatory frameworks to oversee and license online casino operators.

Software Providers: Alongside Microgaming, other software providers such as Playtech, NetEnt, and Cryptologic emerged as key players in the online casino industry. These companies developed innovative gaming platforms and a wide range of raging-bull-casino.org casino games, including slots, table games, and live dealer games.

Mobile Gaming: With the proliferation of smartphones and tablets in the early 21st century, online casinos adapted their platforms to support mobile gaming. Mobile casinos allowed players to access their favorite games from anywhere, further expanding the reach of online gambling.

Live Dealer Casinos: In the mid-2000s, online casinos began offering live dealer games, where real-life dealers host games such as blackjack, roulette, and baccarat via live video streams. Live dealer casinos provided a more immersive and authentic gambling experience for players.

Blockchain and Cryptocurrency: In recent years, the integration of blockchain technology and cryptocurrencies like Bitcoin has emerged as a trend in the online casino industry. Blockchain-based casinos offer enhanced security, transparency, and anonymity for players, although regulatory challenges remain.

Overall, the roots of online casinos lie in technological innovation, regulatory developments, and the growing demand for convenient and accessible forms of gambling entertainment in the digital age.

Link Root word Meanings Origin Examples and Definitions
list a/n not, without Greek abyss - without bottom; achromatic - without color; anhydrous - without water
list a on Latin afire - on fire; ashore - on the shore; aside - on the side
list a, ab/s
from, away, off Latin abduct - carry away by force; abnormal - away from normal, not normal; absent - away, not present; aversion - the act of turning away from; abbreviate: to shorten.
list a/c/d to, toward, near Latin

accelerate - to increase the speed of; accessible - easily entered, approached, or obtained; admittance - allowing into;

list acro top, height, tip, beginning Greek

acrobat - a "high walker"; acronym - a word formed from the first (capital) letters of a word; acrophobia - fear of height

list act do Latin activity - something that a person does; react - to do something in response; interaction - communication between two or more things
list aer/o air Greek aerate - to let air reach something; aerial - relating to the air; aerospace - the air space
list agr/i/o farming Latin
agriculture - management of the land, agribusiness - making money by utilizing land; agrarian - relating to the management of land
list alg/o pain Latin neuralgia - pain caused by a nerve; analgesic - a drug that makes one pain free; nostalgia - aching for the familiar
list ambi, amphi both, on both sides, around Latin ambidextrous - able to use both hands equally; ambiguous - having more than one meaning; ambivalence - conflicting or opposite feelings toward a person or thing
list ambul walk, move Latin amble - to walk in a slow, relaxed way; ambulant - walking or moving around; ambulance - a vehicle that moves a patient
list ami/o love Latin amiable - friendly, pleasant, lovable; amity - friendly and peaceful relations; amorous - showing romantic love
list ana up, back, against,
again, throughout
Greek analysis - a close examination of something; anatomy - the structure of something as visible when cut up for analysis; anachronism - not being in the right place in time
list andr/o man, male Greek androgynous - being both male and female; android - resembling a human; misandry - hatred towards men
list anim life, spirit Latin animal - a living organism; animate - to make alive; equanimity - of balanced spirit
list ann/enn year Latin anniversary - a date observed once a year; annual - happening once a year; millennium - 1,000 years
list ante before, in front Latin antecede - to come before something in time; antemeridian - before noon; anteroom- a small room before the main room
list anth/o flower Greek chrysanthemum and amaranth - names of flowers; anthology - a collection of treasured writings; anthozoan - half plant, half animal, like anemones and corals.
list anthrop/o human Greek anthropology - the study of mankind; anthropomorphism - giving human form to non-human things; philanthropy - the love to mankind (expressed through good deeds)
list anti against, opposite of Greek antibody - a substance that destroys micro-organisms; antiseptic - preventing infection; antisocial - opposing social norm
list apo, apho away, off, separate Greek aphorism - a short expression of a general truth; apology - an explicit expression of regret, apostrophe - a small dash used in place of an omitted letter
list aqu/a water Latin aquarium - a water container for fish; aquatic- relating to water; aqueduct - a pipeline for water
list arbor tree Latin arborist - someone working with trees; arbor - a shady area formed by trees; arborous - having many trees
list arch/i
chief, most important, rule Greek archbishop - the highest ranking bishop; archenemy - chief or worst enemy; matriarch - a female who rules a group; monarch - a king or queen
list arch/a/i primitive, ancient Greek archaeology - the study of ancient cultures; archaic - belonging to an earlier period; archive - a collection of historical materials
list arthr/o joint Latin
arthroscope - a tool to see inside a joint; arthritis - inflammation of a joint; arthropod - invertebrates with jointed legs, like spiders, crustaceans, insects
list art skill Latin artifact - object made by a person's skill; artisan - a person skilled in a craft; artist - a person who creates skillfully
list astro,
star, stars, outer space Greek astronaut - a person traveling to the stars; astronomer - someone who studies the stars; asterisk - a star-shaped sign used as a reference tool
list aud/i/io hear Latin audible - loud enough to be heard; audience - people who listen to a program; audiovisual - relating to sound and vision
list auto self, same, one Greek autocrat - a person who governs with absolute power; autograph - a person's own signature; automatic - moving by itself
list avi/a bird Latin aviary - a large enclosure for birds; aviatrix - a female airplane pilot; aviation - the art of designing or operating aircraft
list bar/o pressure, weight Greek baric - pertaining to pressure, esp. of the atmosphere; milliard - metric unit, equal to 1/1000th of a bar; baryon - heavy elementary particle
list bell/i war Latin bellicose - warlike; belligerent - hostile, ready to fight; rebel - person who opposes and fights
list bene good, well Latin benefactor - person who gives money to a cause; beneficial - producing a good effect; benevolent - showing kindness or goodwill
list bi/n two, twice, once in every two Latin biannual - happening twice a year; binoculars - optical device with two lenses; bilateral - of or involving two sides
list bibli/o book Greek bibliography - a list of books used as sources; bibliomania - an extreme love of books; bibliophile - a person who loves books
list bio life, living matter Greek biography- a life story written by another person; biology - the science of life; biosphere - Earth's surface inhabited by living things
list blast/o cell, primitive, immature cell Greek blastula - an early stage of embryonic development; fibroblast - a cell that forms connective tissue; blastoderm - the layer surrounding the inside of an egg
list burs pouch, purse Latin bursar- an administrative officer in charge of funds; bursary- the treasury of a college or monastery; disburse- to expend especially from a public fund
list calc stone Latin calcite; calcium- the flame of acetylene gas generated by reaction of calcium carbide with water; calcification- impregnation with calcareous matter
list cand glowing, iridescent Latin candid- free from bias, prejudice, or malice; candle- something that gives light; incandescent- white, glowing, or luminous with intense heat
list capt, cept, ceive take, hold Latin intercept - to stop or interrupt;

perceive - to take notice of something; captivating - taking hold of

list cardi/o heart Greek cardiac - relating to the heart; cardiogenic - resulting from heart disease; cardiologist - a heart doctor
list carn/i flesh, meat Latin carnivorous - flesh-eating; carnal - pertaining to the body or flesh; incarnate - given bodily form
list cata down, against
completely, intensive,
according to
Greek cataclysm - a flood or other disaster, catalog - a complete listing; catastrophe - turning for the worst, a substantial disaster
list caust,
to burn Latin

cauterize - to burn with a hot instrument; caustic - capable of burning or eating away; holocaust - total devastation, especially by fire

list cede,
go, yield Latin

exceed - to go beyond the limits; recede - to go back; accessible - easily entered, approached, or obtained;

list celer fast Latin accelerate - to increase the speed of; decelerate - to reduce the speed of
list cent/i hundred, hundredth Latin centennial- the 100th anniversary; centimeter - 1/100 of a meter; century - 100 years
list centr/o/i center Greek egocentric - self-centered; eccentric - not having a common center, not according to norm; centrifugal - moving outward from a center
list cephal/o head Greek encephalitis - inflammation of the brain; cephalic - pertaining to the head; cephalopod - marine mollusks like octopus and squid who have tentacles growing from their head
list cerebr/o brain Latin cerebral - pertaining to the brain; cerebrate - to use the brain; cerebrospinal - pertaining to the brain and the spinal cord
list cert sure Latin ascertain- to find out something with certainty; certain - being absolutely sure; certify - to state that something is true
list chrom/o chromat/o, chros color, pigment Greek achromatic - without color; chromium - a blue-white metallic chemical element, chromatics - the study of color
list chron/o time Greek chronic - lasting for a long time; chronological - arranging events in time order, synchronize - happening at the same time
list chrys/o gold, yellow Greek chrysanthemum and helichrysum - golden/yellow flowers; chrysolite - a yellowish gem
list cide, cise cut, kill Latin homicide - murder; incisor - a sharp tooth for cutting food; insecticide - a chemical used to kill insects
list circum,
around, about Latin circumnavigate - to sail around; circumscribe - to draw around; circumspect - looking around
list claim, clam shout, speak out Latin clamor - to shout and make noise; exclaim - to cry out loudly and suddenly; proclamation - something announced officially in public
list clar clear Latin clarification - an explanation; clarify - to make something clear; declare - to state something clearly
list clud, clus close Latin conclusion - the end or last part; exclusion - shutting out, rejecting; seclude - to keep away from; to isolate
list cline lean Latin inclination - a leaning toward; incline - a surface that slopes or leans; recline - to lean back and relax
list co with, together, joint Latin coauthor - writer who collaborates with another author; coeducation - educating males and females together; cohousing - planning your neighborhood in an intentional neighborly fashion
list col together, jointly Latin Collaborate - to work together; collision - smashing together; colloquial - words formed by everday interaction
list com together, common Latin commemorate - to memorize together; composition - an arrangement or putting together of parts; commune - living together while owning things in common
list cogn/i know Latin cognition - process of acquiring knowledge; incognito - disguised so no one knows you; recognize - to discover that one knows
list con with, jointly Latin concur - to agree with someone; contemporary - of the same time period as others; convention - a gathering of people with a common interest
list contra/o against, opposite Latin contradict to argue against, Contraflow, contraception, contrary not in agreement, controversy disagreement
list corp/o body Latin corporation - a company recognized by law as a single body; corpse - a dead body; corporal - pertaining to the body
list cosm/o universe Greek cosmonaut - a Russian astronaut; cosmos - the universe; microcosm - a miniature universe
list counter opposite, contrary, opposing counteract - to oppose the effects of an action; countermand - to cancel a previous order; counteroffensive - attack against an attack
list cranio skull Greek craniology - the study of skull characteristics; cranium - skull of vertebrates; cranial - pertaining to the skull
list cred believe Latin credence - belief that something is true or valid; credulous - believing things too easily, gullible; incredible - unbelievable
list cruc cross Latin crucial-characteristic of or having the form of a cross ; crucifix- the cross itself as a Christian emblem; excruciating-  so intense as to cause great pain or anguish
list crypto hidden, secret Greek cryptic - of hidden meaning; cryptography - science of secret codes; encrypt - encode into secret code
list cumul mass, heap Latin accumulate - to gather or pile up; cumulative - gradually building up
list curr, curs run Latin concurrent- running parallel; current- flowing easily and smoothly; cursive- having a flowing, easy, impromptu character
list cycl circle, ring Greek bicycle - a vehicle with two wheels; cycle - a sequence that is repeated; cyclone - a storm with circling winds
list de reduce, away, down, remove Latin decelerate - to slow down, reduce speed; dethrone - to remove from power; debug - to remove bugs
list dec/a,
ten Greek decade - 10 years; decathlon - athletic contest that includes 10 disciplines in which each participant competes; December - formerly the 10th month of the Roman calendar
list deci one tenth Latin deciliter - a tenth of a liter; decimate - reduce dramatically; decibel - one tenth of the sound volume unit bel
list dem/o people Greek democracy - government of the people; demographic - the study of people; epidemic - spreading among people in a region
list demi half, less than Latin demitasse - a small cup of coffee; demimonde - someone of little respected life style
list dendr/o/i tree Greek philodendron - a climbing plant that grows on trees; dendrochronology - dating events by studying growth rings in trees; dendriform - in the shape of a tree
list dent, dont tooth Latin dental - relating to teeth; dentist - a doctor for the teeth; dentures - a set of false teeth
list derm/a skin Greek dermatologist - a doctor for the skin; pachyderm - a class of animals with very thick skin (elephant, rhinoceros); dermatitis - inflammation of the skin
list di/plo two, twice Greek dichromatic - displaying two colors; diploma - a certificate, literally "a letter folded double"; dilemma - a situation that requires a choice between two alternatives.
list di/s apart, away,
not, to the opposite
Latin digression - a departure from the main issue, subject; disappear - to move out of sight; dissect - to cut apart piece by piece.
list dia through, between,
apart, across
Greek diabetes - disease characterized by excessive thirst and discharge of urine; diagnosis - understanding a condition by going through a detailed review of symptoms; dialog - conversation between two people.
list dict speak Latin contradict - to express the opposite of; prediction - a statement foretelling the future; dictate - to speak out loud for another person to write down.
list domin master Latin dominate - to be the master of; domineering - excessively controlling; predominate - to have more power than others
list don/at give Latin donation - a contribution or gift; donor - someone who gives something; pardon - to give forgiveness for an offense
list duc/t lead Latin conduct - to lead musicians in playing music; educate - to lead to knowledge; deduction - a subtraction of an amount.
list du/o two, twice Latin duplicate - make an identical copy; duet - a musical composition for two voices or instruments; duo - a pair normally thought of as being together.
list dur harden, to last, lasting Latin durable - having the quality of lasting; duration - the length of time something lasts; enduring - able to last.
list dyn/a/am power, energy, strength Greek dynamo - a generator of energy; dynamic - having physical energy/power; dynamite - a powerful explosive.
list dys abnormal, bad Greek dyspepsia - abnormal digestion; dystopia - an imaginary place of total misery; dyslexia - impairment of the ability to handle words.
list e- out, away Latin eloquent - speaking beautifully and forcefully; emissary - a representative of a country or group sent on a mission; eject - throw out forcefully.
list ego self Latin
egoistic - self-centered; alter ego - a higher aspect of oneself; egomania - excessive preoccupation with oneself.
list em, en into, cover with, cause empathy - intention to feel like another person; empower - put into power; engorge - make larger.
list endo within, inside Greek endotherm - a creature that can keep its inside temperature fairly constant; endocrine - relating to glands that secrete directly into the blood or lymph; endogamy - the custom to marry within one's clan, tribe etc.
list enn/i, anni years Latin bicentennial - of or relating to an age or period of 200 years; centennial - of or relating to an age or period of 100 years; perennial -lasting through many years.
list en, in inside, inwards Latin envision - to picture in the mind; enclose - lock inside; inwards - towards the inside.
list ep/i on, upon, over,
among, at, after,
to, outside
Greek epidemic - the rapid spread of something negative; epilogue - a short speech delivered after a play; epicenter - the center of an earthquake.
list equ/i equal, equally Latin equidistant - an equal distance from two points; equanimity - calm temperament, evenness of temper; equation - a statement of equality.
list erg/o work Greek ergonomics - study of the working environment; energy - the power to accomplish work; energetics - science that looks at energy and its transformation.
list esth/aesth feeling, sensation, beauty Latin esthetician - someone who beautifies; aesthetic - pertaining to a sense of beauty; kinesthesia - the sensation of bodily movement.
list ethno race, people Greek ethnic - pertaining to a defined group of people; ethnocentric - focusing on the ethnicity of people; ethnology - the science of people and races.
list eu good, well Greek euphemism - replacing an offensive word with an inoffensive one; euphonious - having a pleasant sound; euphoria - feeling of well-being.
list ex from, out, Latin excavate - to dig out; exhale - to breathe out; extract - to pull out.
list extra, extro outside, beyond Latin extraordinary - beyond ordinary; extraterrestrial - outside the Earth; extrovert - an outgoing person.
list fac/t make, do Latin artifact - an object made by a person; factory - a place where things are made; malefact - a person who does wrong.
list fer bear, bring, carry Latin confer - to bring an honor to someone; ferry - a boat that carries passengers; transfer - to move to another place.
list fid faith Latin confide - place trust in someone, fidelity - faithfulness; fiduciary - a trustee;
list flect bend Latin deflect - to bend course because of hitting something; inflection - a bending in the voice's tone or pitch; flexible - easily bending.
list flor/a,
flower Latin florist - someone working with flowers; floral - flowerlike; flora - the plant life of a particular time or area
list for completely (used to intensify
the meaning of a word)
forsaken or forfeited - completely lost; forgiven - completely given (a release of debt).
list fore in front of, previous, earlier forebear - ancestor; forebode - to give an advance warning of something bad; forecast - a preview of events to be.
list form shape Latin conformity- correspondence in form, manner, or character; formation- something that is formed; reformatory- intended for reformation
list fract, frag break Latin fracture - a break; fragile - easy to break; fragment or fraction - a part or element of a larger whole;
list fug flee, run away, escape Latin fugitive - a person who is running away; refuge - a sheltered place to flee to; refugee - a person seeking protection
list funct perform, work Latin defunct - no longer working or alive; function - to work or perform a role normally; malfunction - to fail to work correctly.
list fus pour Latin confusion - being flooded with too much information that is hard to make sense of; fuse - to melt by heating; infuse - to put into.
list gastr/o stomach Greek gastric - pertaining to the stomach; gastronomy - serving the stomach by providing good food; gastritis - inflammation of the stomach.
list gen/o/e/
birth, production,
formation, kind
Greek genealogy - the study of the history of a family; generation - all the people born at approximately the same time; genetic -relating to heredity encoded in the genes.
list geo earth, soil, global Greek geography - study of the earth's surface; geology - study of the structure of the earth; geoponics - soil based agriculture.
list ger old age Greek geriatrics - medicine pertaining to the elderly; gerontocracy - the rule of the elders; gerontology - the science of aging.
list giga a billion Greek gigabyte - unit of computer storage space; gigahertz - unit of frequency (one billion Hz/sec); gigawatt unit of electric power (one billion watts).
list gon angle Latin
decagon - a polygon with 10 angles; diagonal - a slanting line running across a space; octagon - a geometrical figure with 8 angles.
list gram letter, written Greek diagram - a simple drawing; grammar - rules of how to write words in sentences; telegram - a message sent by telegraph.
list gran grain Latin granary- a storehouse or repository for grain especially after it is threshed or husked; granola- a mixture of rolled oats and other ingredients; granule- a little grain (as of sugar)
list graph/y writing, recording, written Greek Graphology - the study of handwritings; autograph - written with one's own hand; seismograph - a machine noting strength and duration of earthquakes.
list grat pleasing Latin gratify - to please someone; grateful - feeling thankful; gratuity - a tip, token of appreciation.
list gyn/o/e woman, female Greek gynecology - the science of female reproductive health; gynephobia - fear of women; gynecoid - resembling a woman.
list gress, grad/e/i to step, to go Latin digression - a departure from the main issue, subject, etc.; progress - movement forward or onward; gradual - step by step.
list hect/o, hecat hundred Greek hectoliter - 100 liters; hectare - metric unit equaling 100 ares or 10,000 square meters; hectometer - 100 meters.
list helic/o spiral, circular Greek helicopter - an aircraft with horizontal rotating wing; helix - a spiral form; helicon - a circular tuba.
list heli/o sun Greek heliotropism - movement or growth in relating to the sun; heliograph - apparatus used to send message with the help of sunlight; helianthus - genus of plants including sunflowers.
list hemi half, partial Greek hemicycle - a semicircular structure; hemisphere - one half of the earth; hemistich - half a line of poetry.
list hem/o/a blood Latin
hemorrhage - clotting of the blood; hemorrhoids - swelling of the blood vessels; hemoglobin - red blood particle.
list hepa liver Latin hepatitis - inflammation of the liver; hepatoma - a tumor of the liver; hepatotoxic - toxic and damaging to the liver.
list hept/a seven Greek heptagon - a shape with seven angles and seven sides; Heptateuch - the first seven books of the Old Testament; heptameter - a line of verse consisting of seven metrical feet.
list herbi grass, plant Latin herbicide - any chemical used to kill unwanted plants, etc.; herbivorous - plant-eating; herbal - relating to plants.
list hetero different, other Greek heterogeneous - made up of unrelated parts; heteronyms - words with same spelling but different meanings; heterodox - not conforming to traditional beliefs.
list hex/a six Greek hexagon - a shape with six angles/sides; hexameter - a verse measured in six; hexapod - having six legs.
list histo tissue Greek histology - study of the microscopic structure of tissues; histochemistry - study of the chemical constitution of cells and tissues.
list homo,
like, alike, same Latin
homogeneous - of the same nature or kind; homonym - sounding alike; homeopath - a therapy that is based on treating "same with same"
list hydr/o liquid, water Greek hydrate - to add water to; hydrophobia - intense fear of water; hydroponics - growing plants in liquid nutrient solution; hydraulic - operated by force created by a liquid.
list hygr/o moisture, humidity Greek hygrometer - tool used to measure humidity; hygrograph - instrument for recording variations in atmospheric humidity.
list hyper too much, over,
excessive, beyond
hyperactive - very restless; hypercritical - too critical; hypertension - above normal pressure.
list hyp/o under Greek hypoglycemia - an abnormally low level of sugar in the blood; hypothermia - abnormally low body temperature; hypothesis - a theory that is unproven but used under the assumption that it is true.
list iatr/o medical care Greek geriatrics - medical care of the elderly; pediatrician - a doctor who treats children; podiatry - medical care for feet.
list icon/o image Latin
icon - an (often religious) image, in modern usage a simplified graphic of high symbolic content; iconology - science of symbols and icons; iconoclast - someone who destroys religious images and traditional beliefs.
list idio peculiar, personal, distinct Greek idiomatic - Peculiar to a particular language; idiosyncracy - a physical or mental characteristic typical or a particular person; idiot - someone who is distinctly foolish or stupid.
list il, in in, into Latin illuminate - to give light to; innovation - a new idea, method, or device; inspection - the act of examining or reviewing.
list ig, il, im,
in, ir
not, without Latin illegal - not legal; impossible - not possible; inappropriate - not appropriate; irresponsible - not responsible.
list imag likeness Latin image - a likeness of someone; imaginative - able to think up new ideas or images; imagine - to form a picture or likeness in the mind.
list infra beneath, below Latin infrastructure - underlying framework of a system; infrared - below the regular light spectrum.
list inter between, among, jointly Latin international - involving two or more countries; intersection - place where roads come together; intercept - to stop or interrupt the course of.
list intra,
within, inside Latin intrastate - existing in one state; intravenous - inside or into a vein; introvert - shy person who keeps within him/herself.
list ir not Latin irredeemable - not redeemable; irreformable - not reformable; irrational - not rational.
list iso equal isobar - a line on a map connecting points of equal barometric pressure; isometric - having equality of measure; isothermal - having equal or constant temperature.
list ject throw Latin eject - to throw someone/something out; interject - to throw a remark into a discussion; project - to cast or throw something.
list jud law Latin judgment - a decision of a court of law; judicial - having to do with judges or courts of law; judiciary - a system of courts of law.
list junct join Latin conjunction - a word that joins parts of sentences; disjunction - a disconnection; junction - a place where two things join.
list juven young Latin juvenile - youthful or childish; rejuvenate - to bring back to youthful strength or appearance.
list kilo thousand Greek kilobyte - 1,000 bytes; kilometer - 1,000 meter; kilograms - 1,000 grams.
list kine/t
motion, division Greek kinetics - study of the force of motion; psychokinesis or telekinesis - the ability to move objects with your mind; cinematography - motion picture making.
list lab work Latin collaborate - to work with a person; elaborate - to work out the details; laborious - requiring a lot of hard work.
list lact/o milk Latin lactate - to give milk, nurse; lactose - the sugar contained in milk; lactic acid.
list later side Latin bilateral - of or involving two sides; unilateral - affecting one side of something.
list leuk/o,
white, colorless Greek leukemia - abnormal increase of white blood cells in the blood; leukocyte - a mature white blood cell; leucine - a white, crystalline amino acid.
list lex word, law, reading Greek lexicology - the study and history of words; alexia -loss of the ability to read; illegal - not authorized by the official rules or laws.
list liber free Latin liberate - to set free; libertine - a person with a free, wild lifestyle; liberty - freedom.
list lingu language, tongue Latin linguist - one who studies languages; multilingual - able to communicate in multiple languages; linguine - long, flat "tongue-shaped" pasta.
list lip/o fat Greek liposuction - the mechanical removal of fat reserves in the tissue; lipase - enzyme that breaks down fat; lipoid - resembling fat.
list lite, ite,
mineral, rock, fossil Greek apatite - a group of common minerals; granite - a hard, granular rock; monolith - a remarkable, unique stone.
list loc place Latin dislocate - to put something out of its usual place; location - a place; relocate - to move to a new place.
list log/o word, doctrine, discourse Greek logic - correct reasoning; monologue - a long speech by one speaker;analogy - similarity, especially between things otherwise dissimilar.
list loqu, locu speak Latin eloquent - speaking beautifully and forcefully ; loquacious - very talkative; elocution - art of public speaking.
list luc light Latin elucidate - to explain, to throw light on; lucid - easily understood, giving off light; translucent - allowing light through.
list lud, lus to play Latin prelude - introduction to the major performance; illusion - misleading optical image or impression; delude - to mislead, deceive.
list lumin light Latin illuminate - to fill with light; lumen - unit measuring light.
list lun/a/i moon Latin lunar - relating to the moon; lunarscape - the surface of the moon; lunatic - insane (as if driven mad by the moon).
list macro large, great Greek macroevolution - large scale evolution; macromolecule - a large molecule; macroeconomics - study of the overall forces of economy.
list magn/a/i great, large Latin magnify - make larger; magnificent - grand; magnate - a powerful person, especially in business or industry.
list mal/e bad, ill, wrong Latin malcontent - wrong content; malaria - "bad air", infectious disease thought to originate from the "bad air" of the swamps, but caused by the bite of an infected mosquito; malicious - showing strong ill will.
list man/i/u hand Latin maneuver - to move by hand; manual - done with the hands; manuscript - a book written by hand.
list mand to order Latin command - an order or instruction; demand - a hard-to-ignore order; mandate - an official order.
list mania madness, insanity,
excessive desire
Greek bibliomania - a crazy love of books; egomania - a mad love of oneself; maniac an insane person.
list mar/i sea Latin

marina - a harbor for pleasure boats; maritime - relating to the sea; submarine - an undersea boat; aquamarine - color of sea water.

list mater,
mother Latin maternal - relating to motherhood; maternity - the state of being a mother; matriarch - a woman head of a household.
list max greatest Latin maximal - the best or greatest possible; maximize - to make as great as possible; maximum - the greatest amount.
list medi middle Latin medieval - pertaining to the Middle Ages; medium - in the middle; mediocre - only of medium (inferior) quality.
list mega great, large, million Greek megalopolis - an area with many nearby cities; megaphone - a device that projects a loud voice; megastructure - huge building or other structure.
list melan/o black Greek melancholy - a state of dark emotions; melanoma - malignant dark tumor of the skin; melodrama - a dark, pathetic drama.
list memor/i remember Latin commemorate - to honor the memory of, as by a ceremony; memorial - related to remembering a person or event; memory: an ability to retain knowledge or an individual's stock of retained knowledge.
list merge,
dip, dive Latin immerge or immerse - to put or dip something into a liquid; submerge to dip something completely into wate.r
list meso middle Latin
Mesoamerica - Middle America; meson - elementary particle with a mass between an electron and a proton.
list meta change, after, beyond, between Greek metaphysics - study of nature and reality; metamorphosis - a complete change of form; metastasis - the transmission of disease to other parts of the body.
list meter,
measure Greek audiometer- an instrument that measures hearing acuteness; chronometer- an instrument that measures time; metric - measured.
list micro very small, short, minute Greek microbe - a very small living thing; microchip - a tiny wafer with an integrated circuit; microscope - a device to see very small things.
list mid middle Latin
midriff - the area between the chest and the waist; midterm - middle of a term in school; midway - halfway between.
list migr move Latin immigrant - a person who moves to a new country to settle; migrant - person who moves from place to place; migration - the process of moving.
list milli onethousandth Latin millimeter - one thousandth of a meter; millibar - one thousandth of a bar; milliliter - one thousandth of a liter.
list min/i small, less Latin mini - something that is very small; minuscule - extremely tiny; minutiae - very small or trivial details.
list mis/o bad, badly, wrong, wrongly,
to hate
Greek misbehave - to behave badly; misprint - an error in printing; misnomer - an error in naming a person or thing.
list miss, mit send, let go Latin dismiss - to send someone away; missile - a weapon sent into the air; emit - to send something out; admittance - entry.
list mob move Latin immobilize - to stop from moving; mobile - able to move freely; mobility - the quality of being able to move.
list mon/o one, single, alone Greek monochromat - having one color; monologue - a speech spoken by one person; monotheism - belief in one god.
list mot, mov move Latin motion - the act of moving; motivate - to move someone to action; promote to move someone forward; removable - able to be taken or carried away.
list morph/o form Greek metamorphosis - complete change of form; endorphins - chemical in the brain able to transform pain; amorphous - without distinct shape or form.
list mort death Latin immortal - living forever, unable to die; mortal - certain to die; mortician - an undertaker.
list multi many, more than one or two Latin multicolored - having many colors; multimedia - using a range of media; multitasking - doing many things at once.
list mut change Latin immutable - not changing; mutant - an organism that has undergone change; mutate - to undergo a change.
list my/o muscle Latin myocardium - the middle muscle of the heart; myasthenia - muscle fatigue or weakness; myosin - common protein in muscle tissue.
list narr tell Latin narrate - to tell a story; narrative - a story; narrator - a person who tells a story.
list nat born Latin innate - included since birth; natal - relating to birth; natural - gotten at birth, not afterward.
list nav ship Latin circumnavigate - to sail around a place; naval - relating to a navy or warships; navigate - to sail a ship through a place.
list necr/o dead, death Greek necrophil - loving death; necrosis - the death of tissue due to disease or injury; necrology - a list of persons who have recently died.
list neg no Latin negate - to say it didn't happen; negative - meaning "no"; renege - to go back on a promise.
list neo new, recent neoclassic - a revival of classic form, neocolonialism - the indirect ("new") economical and political control of a region by a more powerful foreign power; neonatal - a newborn child, especially the first few weeks.
list nephr/o kidney Greek nephritis - inflammation of the kidneys; nephrotomy - surgical incision of a kidney; nephron - a single, excretory unit in the kidney.
list neur/o nerve Greek neuralgia - pain along a nerve; neurologist - doctor specializing in the nerves; neurotic - mental disorder that usually does not include an impaired perception of reality.
list nom/in name Latin misnomer - an error in naming a person or thing; nominal - being something in name only but not in reality; nominate - to name for election or appointment, to designate.
list non no, not, without Latin nondescript - with no special characteristics; nonfiction - true, real, not made-up; nonsense - without sense.
list not mark Latin notable - marked as worthy of attention; notarize - to certify a signature on a legal document; annotate - to add remarks.
list noun,
declare Latin announce - to declare in public; denounce - to proclaim harsh criticism; enunciate - to speak or declare something clearly.
list nov new Latin innovate - to introduce a new way; novelty - something new; novice - a person who is new at a job; renovate - to make something like new again.
list numer number Latin enumerate - to name a number of items on a list; numerology - the study of magical uses of numbers; numerous - a large number.
list ob, op in the way, against Latin object - to be against something; obscure - hard to understand; opposition - the act of resistance or action against.
list oct/a/o eight Greek octagon - a figure with 8 sides and 8 angles; octogenarian - person in his or her 80s; octopus - sea animal with 8 arms.
list ocu eye Latin binoculars - lens device for seeing distances; monocula - relating to one eye; oculist - an eye doctor.
list od path, way Greek diode -  an electron tube having two electrodes, a cathode and an anode; odometer -  an instrument attached to a vehicle to measure the distance traversed; triode - an electron tube with an anode, a cathode, and a control grid
list odor  smell, scent Latin deodorant - a substance that helps prevent body odor; malodorous - having a terribly bad smell; odoriferous- something that bears or diffuses a scent
list omni all Latin omnipotent - with all the power; omniscient - knowing all things; omnivorous eating all foods.
list op/t/s eye, visual condition, sight Greek optic - relating to the eyes; optician - a person who fits eyeglasses; autopsy - the examination of a dead body.
list opt best Latin optimal - the best, the most desirable; optimize - to make the best of; optimum - the best something could be.
list ortho straight Greek orthodontist - a dentist that straightens teeth; orthopedic - a doctor concerned with the proper alignment of the bones; orthography - the correct way of writing.
list osteo bone Greek osteoarthritis - inflammation caused by degeneration of the joints; osteopathy - therapy that uses among others manipulation of the skeleton to restore health; osteology - the study of bones.
list out goes beyond,
surpasses, exceeds
Outgoing - being of lively, sharing nature; outdoing - doing better than; outdoor - outside.
list over excessive English overconfident - more confident than is appropriate; overstock - more supplies than is desirable; overexcited - ,more excited than one should be.
list oxi/oxy sharp Greek oxymoron - combining two ideas that sharply contradict each other; oxidize - corrode a surface.
list pale/o ancient Greek paleontology - study of ancient fossils; paleography - the study of ancient forms of writing; Paleolithic - period of the Stone Age.
list pan all, any, everyone Greek panacea - a cure for all diseases or problems; panorama - an all-around view; pantheism - the worship of all gods; pandemic - affecting all.
list para beside, beyond, abnormal,
Greek parasite - an organism that lives on and off another living being; parallel - alongside and always an equal distance apart; paragraph - a portion of a writtenn document that presents a distinct idea.
list para protection from parachute - protection from falling; parasol - an umbrella used to protect from the sun;
list pater,
father Latin
paternal - relating to fathers; paternity - fatherhood; patriarch - a man who rules a group.
list path feeling, emotion antipathy - a feeling of great dislike; apathy - a lack of feeling or interest; empathy - ability to understand another's feelings.
list ped/i/e foot, feet Latin pedal - a lever pushed by the foot; pedestrian - one who walks; pedicure - cosmetic treatment of feet and toes.
list pel drive, force Latin compel - to force someone to act; expel - to drive someone out of a place; repel - to force back.
list pent/a five Greek pentagon - shape having 5 angles and 5 sides, pentagram - a five-pointed star formerly used as a symbolic figure in magic; pentathlon - an athletic contest that includes five events.
list pept,
digestion Greek dyspepsia - abnormal digestion; peptic - aiding digestion; pepsin - a digestive enzyme.
list per through, throughout Latin permanent - lasting throughout all time; permeate - to spread throughout; persist - to continue for a long time; perennial - lasting through many years.
list peri around, enclosing Greek periodontal - pertaining to bone and tissue around a tooth; peripheral - lying outside of the center; perimeter - the outer boundary of an area.
list phag/e to eat Greek esophagus - muscular tube that carries food to the stomach; anthropophagy or sarcophagy - cannibalism; xylophagous - feeding on wood.
list phil/o love, friend Greek philanthropist - one who loves humanity; philology - the love of words; philosophy - the love of wisdom; bibliophil - loving books.
list phon/o
sound Greek cacophony - loud, unpleasant sounds; microphone - a device that records and amplifies sound; phonetic - relating to human speech sounds.
list phot/o light Greek photogenic - caused by light; photograph - image made on light-sensitive film; photon - the smallest possible unit of light.
list phyll/o leaf Greek chlorophyll - a group of green pigments found in leaves; phyllotaxis - the arrangement of leaves on a stem; phyllite - a rock that forms sheets, similar to slate.
list phys nature, medicine, the body Greek physical - relating to the body; physician - a doctor; physique - nature and shape of one's body.
list phyt/o/e plant, to grow Greek epiphyte - a plant growing independently on the surface of another; hydrophyte - a plant that grows only in water; neophyte - a beginner, especially a person recently converted to a new belief.
list plas/t/m to form, development,
forming cells
Greek protoplasm - something that is the first made or formed, also the living portion of a cell; plastic - able to be formed, especially when warm; plaster - a mixture of lime, sand and water that forms a smooth solid covering for walls.
list plaud, plod, plaus, plos approve, clap Latin applaud- to show approval of especially by clapping the hands; explosion- an act of exposing something as invalid or baseless; plausible- worthy of being applauded
list pneum/o breathing, lung, air, spirit Greek pneumonia - inflammation of the lungs; pneumatic - using the force of air; dyspnea - difficulty breathing.
list pod/e foot Greek podiatrist - a doctor for the feet; podium - a small platform to stand on; tripod - a stand or frame with 3 legs.
list poli city Greek metropolis - a large city; police - people who work for the government to maintain order in a city; politics - actions of a government or political party.
list poly many, more than one Greek polychrome - with many colors; polyglot - a person fluent in many languages; polygon - shape with 3 or more straight sides.
list pon place, put Latin opponent - a person who places him/herself against an action, idea, etc.; postpone - to put off doing something.
list pop people Latin popular - appealing to a lot of people; population - all of the people who live in a particular area; populist - a supporter of the rights of people.
list port carry Latin export - to carry goods out of a place to another; portable - able to be carried; porter - a person who carries luggage.
list pos place, put Latin deposit - to place or drop something; expose to place out into the open for all to see; position - the place where someone is.
list post after, behind Latin posthumous - after someone's death; postpone - to delay something; postscript - an addition to an already completed document.
list pre earlier, before, in front of Latin preamble - a part in front of a formal document; prepare - to get ready in advance; prediction - a statement foretelling the future.
list pro before, in front of,
for, forward
prognosis - a prediction of what will happen; prologue - a passage before the main part; prophet - a person who foretells the future.
list prot/o primitive, first, chief Greek prototype - the first of a kind; proton - on of the very basic parts of an atom; protocol - a first draft from which a document is prepared.
list pseud/o wrong,false Greek pseudonym - a fictitious name; pseudoscience - theories presumed without proof of a scientific nature; pseudopregnancy - a false pregnancy.
list psych/o mind, mental Greek psyche - the human spirit or soul; psychic - relating to the human mind or someone who has supernatural mental abilities; psychology - the study of the mind.
list pugn/a,
to fight Latin pugnacious - having a quarrelsome or aggressive nature; repugnant - distasteful, offensive or revolting; pungent - piercing.
list pul urge compulsion - a very strong urge; expulsion - to someone out; impulsive - having a spontaneous urge to do something.
list purg clean Latin purge - remove anything undesirable; purgatory - according to Roman Catholics a place where souls must clean themselves of sin; expurgate - remove objectionable passages from a publication.
list put think Latin computer - an electronic thinking device; dispute - to disagree with what another person thinks; input - contribution of one's thinking.
list pyr/o fire, heat Greek pyrotechnics - the art of making fireworks; pyrometer - a thermometer for measuring high temperature; pyretic - relating to or producing fever.
list quad/r/ri four Latin quadrant - open space with buildings on 4 sides; quadrennium - period of 4 years; quadruped - a 4-footed animal.
list quart fourth Latin quarter - one fourth; quart - a fourth of a gallon; quartet - a musical composition or group involving 4 voices or instruments.
list quin/t five, fifth Latin quintett - a composition for 5 voices or instruments; quintessence - pure essence, based on the ancient philosophy that there was a fifth element that was present in all things; quintuple - fivefold.
list radic,
root Latin eradicate - pull out at the roots; radical - fundamental, looking at things from a drastic point of view; radish - an edible root of the mustard family.
list radio radiation, ray radioactive - emitting radiation; radiologist - someone diagnosing or treating via radiation.
list ram/i branch Latin ramification - the resulting consequence of a decision; ramify - to spread or branch out; ramus - a branchlike part.
list re again, back, backward Latin rebound -to spring back again; rewind - to wind something backward; reaction: a response; recognize: to identify someone or something seen before.
list reg guide, rule Latin regent - a person who rules on behalf of a king or queen; regime - a government that rules; regulate - to apply a rule.
list retro backward, back Latin retroactive - relating to something in the past; retrogress - to go back to an earlier condition; retrospect - the remembering of past events.
list rhin/o nose Greek rhinoceros - a species of animals with a big horn on the snout; rhinoplasty - surgery of the nose; rhinovirus - viruses that are causing the common cold.
list rhod/o red Greek rhododendron - a flower with red/pink flowers; rhodium - an element which produces a red solution; rhodopsin - a purple pigment in the retina that is needed for vision.
list rid laugh Latin deride - to make fun of someone; ridicule - to make fun or mock; ridiculous - silly, causing laughter.
list rrh/ea
flow, discharge Latin
diarrhea - abnormally excessive bowl movement; hemorrhage - heavy blood flow; catarrh - inflammation of a mucous membrane, especially the nose and throat.
list rub red Latin ruby - deep red color and a precious stone of the same color; rubella - measles; bilirubin - reddish pigment in bile.
list rupt break, burst Latin bankrupt - unable to pay because you're "broke"; interrupt - to break into a conversation or event, to disturb; rupture - a break in something.
list san health Latin sane - mentally healthy; sanitary - relating to cleanliness and health; sanitation - maintenance of public health and cleanliness.
list scend climb, go Latin ascend - to climb upward; crescendo - a climbing up of the volume of music; descend - to go or climb down.
list sci know Latin conscience - sense of knowing right from wrong; conscious - knowing what is happening; omniscient - knowing everything.
list scler/o hard Greek arteriosclerosis - hardening of the arterial walls; multiple sclerosis - disease which causes the tissue of the brain and spinal cord to harden; sclerometer - instrument for measuring hardness.
list scop/e/y see, examine, observe Greek microscope - a device used to see tiny things; periscope - a seeing instrument on a submarine; telescope - a device used to see over a distance.
list scrib,
write, written Latin inscribe - to write letters or words on a surface; scribe - a person who writes out documents; describe - to represent with words or pictures.
list se apart Latin secede - to formally break away from; seclude - to keep away from; serum - a liquid isolated out of another.
list sect cut Latin dissect - to cut apart piece by piece; intersection - the place or point where two things cross each other; bisect - to cut into two equal parts.
list sed, sid, sess sit Latin reside- be stationed; sediment- the matter that settles to the bottom of a liquid; session- an actual or constructive sitting of a body
list self of, for, or by itself self-discipline - the ability to discipline yourself; self-respect - respect for yourself; selfish concerned only with your own interests.
list semi half, partial Latin semiannual - every half year; semicircle - half a circle; semiconscious - partly conscious; semiannual - every half of a year.
list sept/i seven Latin September - this used to be the seventh month in the Roman calendar; septet - a group of seven musicians; septuagenarian - a person in his/her seventies.
list serv save, keep Latin conserve - to save or keep something safe; preserve - to save something; reservation - a place kept for a person.
list sex six Latin sextet or sextette - a composition or group of six, sextuple - sixfold; sexagenarian - person in his/her sixties.
list sol alone Latin desolate - lonely, dismal, gloomy; solitary - done alone, by yourself; solo - a performance done by one person alone.
list sol sun Latin solar - involving the sun; parasol - umbrella protecting from the sun; solarium - a room where one is exposed to sun light.
list somn/I sleep Latin insomnia - inability to fall asleep; somniloquy - talking in your sleep; somnolent - feeling sleepy.
list son sound Latin consonant - a speech sound; sonorous - producing loud, full, rich sounds; supersonic - faster than sound; unison - as one voice.
list soph wise Greek philosopher - a wise person; sophisticated - wise about the ways of the world; sophism - a clever but misleading argument.
list spec/t,
see, look Latin circumspect - cautious, looking all around; retrospective - a looking back at past things; spectator - a person who sees an event.
list sphere ball Greek biosphere - the whole round surface of the earth; hemisphere - half the earth spherically shaped like a ball.
list spir breathe Latin inspire - to stimulate or animate; transpire - to give of vapor with waste product through the skin or a membrane; spirit - invisible life force.
list sta stand Latin stable - standing steady and firm; stagnant - standing still, not moving; stationary - at a standstill, fixed.
list stell star Latin constellation - a group of stars that forms a pattern; interstellar - between the stars; stellar - relating to stars.
list struct build Latin construct - to build; destruction - the act of destroying something that was built; structure - something built; infrastructure - underlying framework of a system.
list sub under, lower than,
inferior to
Latin submarine - an underwater boat; submerge - to put underwater; substandard - inferior to accepted standards.
list sum highest Latin sum - the combined total of everything; summation - the total, highest amount; summit the highest point or top.
list super higher in quality
or quantity
Latin Super bowl - the final annual football game; superior - above average, better in quality; supersonic - faster than the speed of sound.
list sy/m
together, with, same Greek symmetry -similarity in size, form or arrangement; synergy - the combined effect; synchronize - to cause to occur at the same time.
list tact, tang touch Latin  contact - a state in which two things touch; tactile - relating to the sense of touch; tangible - able to be touched; intact - with nothing missing.
list tax/o arrangement Greek  syntax - the systematic arrangement of words; taxonomy - the science of classification; ataxia - loss of the ability to coordinate muscle action.
list techno technique, skill Greek  technology - the practical application of knowledge; technocracy - rule of technology; technologically - characterized by technology.
list tel/e/o far, distant, complete Greek  telephone - a device to talk to a distant person; telescope - a device to view distant objects; television - a device to receive pictures from afar; telecommuting - working remotely, bridging the distance via virtual devices.
list temp/or time Latin  contemporary- existing at the same time; temporal - relating to time; temporary - lasting for a limited time.
list ten, tin, tent hold Latin continent- serving to restrain or limit; detention-  the act or fact of detaining, tenacious- having parts or elements strongly adhering to each other
list ter, trit rub Latin attrition-  the act of rubbing together or wearing down; detritus- a product of disintegration or wearing away; trite- used or occurring so often as to have lost interest, freshness, or force
list term/ina end, limit Latin  determine - to find something out at the end of an investigation; terminate - to end; exterminate - to destroy or get rid of completely.
list terr/a/i land, earth Latin  extraterrestrial - existing outside the earth; terrain - ground or land; territory - an area of land.
list tetra four Latin tetrapod - having 4 legs; tetrarchy - government by 4 rulers; tetrose - a monosaccharide with four carbon atoms.
list the put Greek bibliotheca-  a list or catalog of books; theme- a proposition for discussion or argument; thesis- a dissertation embodying results of original research and especially substantiating a specific view
list the/o god Greek  monotheism - belief in one god; polytheism - worshiping more than one god; theology - the study of religion, god, etc.
list therm/o heat Greek  thermal - relating to heat; thermos - an insulated jar that keeps heat in; thermostat - a device that controls heat.
list tort twist Latin contortion - a twisted shape or position; distort - to alter the shape or condition of; retort - reply in a manner that is supposed to change the effect of something previously said.
list tox poison Latin detoxification - the process of removing poisons; toxic - poisonous; toxicology - the study of poisons; intoxicated - influenced by drugs.
list tract pull, drag Latin  attract - to pull objects nearer; distract - to drag attention away from something; tractor - a motor vehicle that pulls things.
list trans across,beyond, through Latin  transcontinental - across the continent; transfer - to move from one place to another; transport - to carry something across a space.
list tri three, once in every three,
triangle - a figure with 3 sides and 3 angles; triathlon - an athletic contest with 3 events; tricycle - a 3-wheeI vehicle with pedals.
list ultra beyond, extreme, more than Latin  ultrahigh - extremely high; ultramodern - more modern than anything else; ultrasonic - sound waves beyond human hearing.
list un not,opposite of, lacking  Latin unabridged - not shortened; unfair - opposite of fair; unfriendly - lacking friendliness.
list uni one, single Latin  unicycle - a vehicle with one wheel; unilateral - decided by only one person or nation; unique - the only one of its kind; unison - as one voice.
list urb city Latin  suburb - residential area on the edge of a city; urban - relating to a city; urbanology - the study of city life.
list vac empty Latin  evacuate - to empty a dangerous place; vacant - empty, not occupied; vacation - a time without work.
list ven/t come Latin  circumvent - to go around or bypass restrictions; convention - a gathering or assembly of people with a common interest; intervene - to come between.
list ver/I truth Latin  veracious - truthful, honest; veracity - the truth; verify - to make sure that something is true.
list verb word Latin  verbalize - to put into words; adverb - a word relating to a verb; proverb - a short saying that expresses a well-known truth.
list vers,
turn Latin  reverse - to turn around; introvert - being turned towards the inside; version - a variation of an original; controversy - a conversation in which positions are turned against each other.
list vice acting in place of,
next in rank
Latin vice-president - the person next in rank to the president
list vid see Latin  evident clearly seen
list vince,
conquer Latin convince - to win someone over; invincible - not able to be conquered; victory - the conquest of an enemy.
list vis, vid see Latin  vision - the ability to see; envision - to picture in the mind; evident - clearly visible.
list viv/i
live, life Latin  revival - the act of bringing back to life; vital - pertaining to live; vivacious - high-spirited and full of life.
list voc/i voice, call Latin  advocate - to speak in favor of; equivocate - to use misleading language that could be interpreted two different ways; vocalize - to produce with your voice.
list vol/i/u wish, will Latin  benevolent - showing good will and kindness; volition - the act of making a choice or decision, voluntary - resulting from your own free will.
list vor,
eat Latin  carnivorous - meat-eating; voracious - desiring or eating food in great quantities; devour - to eat quickly.
list xanth yellow Latin xanthium- a genus of coarse and rough or spiny herbs; xanthochromia- yellowish discoloration (as of the skin or cerebrospinal fluid); xanthogenic
list xen/o foreign Greek  xenophobic - afraid of foreigners; xenogenesis - the creation of offspring that is completely different from either parent; xenophile - attracted to foreigners.
list xer/o/I dry Greek  xerophyte - a plant that grows in dry climate; xerography - a dry photocopying process; xeric - requiring small amounts of moisture.
list xyl wood Greek xylocarp; xyloid- resembling wood; xylophone-an organ percussion stop of similar tone quality
list zo/o animal life Greek  zoology - study of animals; zooid - resembling an animal; zooplankton - minute floating aquatic animals.
list zyg/o pair Greek  zygote - a cell formed by the union of two gametes and the organism developing from that; zygomorphic - pertaining to organisms that can be divided into symmetrical halves along one axis only.