WordNet sense 1 (an abraded area where the skin is torn or worn off):

abrasion, excoriation, scrape

WordNet sense 2 (a depression scratched or carved into a surface):

dent, incision, prick, slit

WordNet sense 3 (informal terms for money):

boodle, bread, cabbage, dough, kale, lettuce, loot, lucre, pelf, shekels, sugar, clams, dinero, gelt, lolly, moolah, simoleons

WordNet sense 4 (dry mash for poultry):

chicken feed

WordNet sense 5 (a harsh noise made by scraping):

scraping, scratching

WordNet sense 6 (poor handwriting):

cacography, scrawl, scribble

WordNet sense 7 (an indication of damage):

mark, scar

WordNet sense 8 (postpone indefinitely or annul something that was scheduled):

cancel, scrub, call off

WordNet sense 9 (scrape or rub as if to relieve itching):

itch, rub

WordNet sense 10 (remove by erasing or crossing out or as if by drawing a line):

excise, expunge, strike, excise

WordNet sense 11 (gather (money or other resources) together over time):

come up, scrape up

WordNet sense 12 (carve, cut, or etch into a material or surface):

engrave, inscribe, grave

WordNet sense 13 (cut the surface of; wear away the surface of):

scratch up

WordNet sense 14 (cause friction):

chafe, fray, fret