WordNet sense 1 (a person who relies on another person for support (especially financial support)):

dependant

WordNet sense 2 (supported from above):

hanging, pendant, pendent, hanging down

WordNet sense 3 (held up or having the weight borne especially from below):

supported

WordNet sense 4 (being under the power or sovereignty of another or others):

subject, subject

WordNet sense 5 (subject or submissive to authority or the control of another):

subordinate

WordNet sense 6 (contingent on something else):

qualified

WordNet sense 7 (imposing or depending on or containing a condition):

conditional

WordNet sense 8 (addicted to a drug):

hooked, strung-out, drug-addicted

WordNet sense 9 (compulsively or physiologically dependent on something habit-forming):

addicted