nail (e.g. fingernail, toenail);  claw;  plectrum;  pick;  hook;  clasp
 fingernail mark;  scratch;  scars (e.g. of war);  traces (of damage);  ravages
 dirt under one's fingernails;  shred (of decency, etc.);  scrap;  bit
 Gamblea innovans (species of deciduous tree);  extremely spicy form of chili pepper;  variety of high-quality green tea
 to take a lesson from (a wise person);  to follow in the footsteps of; (lit.) to boil the dirt under (somebody's) fingernails and drink it (so that you may become like them)
 a wise man keeps some of his talents in reserve;  one shouldn't show off;  the person who knows most often says least; (lit.) a skilled hawk hides its talons
 formal;  stiff;  pompous;  stern;  solemn;  grave
 claw sharpening;  scratching post (for cats);  claw sharpener
 to lead a stingy life;  to scrimp and save;  to pinch pennies; (lit.) to light one's (finger)nails (instead of a candle)
 habit of biting one's nails
 playing with one's fingers (a guitar, etc.)
 lunula (white crescent-shaped area at the base of a nail);  nail moon
 onychomycosis;  tinea unguium
 ingrown nail;  ingrowing nail
 penny wise and pound foolish
 kanji "claw" radical at top
 dirt that gathers under nails
 Asian small-clawed otter (Aonyx cinerea)
 African clawed frog (Xenopus laevis)
 African clawed frog (Xenopus laevis)
 hoatzin (Opisthocomus hoazin)
 cheyletid (any mite of the family Cheyletidae)