Synonyms and related words :
answer, ascertain, assure, be informed, become acquainted with, bottom, broaden the mind, catch on, certify, cinch, clear up, clinch, crack, cram the mind, debug, decide, decipher, decode, determine, discover, disentangle, dismiss all doubt, divine, do, dope, dope out, ensure, establish, explain, fathom, figure out, find, find out about, find the answer, find the solution, fix, gain knowledge, get, get at, get hold of, get right, guess, guess right, have it, hear, hit, hit it, hunt down, insure, interpret, invent, learn, learn about, load the mind, locate, make certain, make no doubt, make no mistake, make out, make sure, make sure of, nail down, open the lock, pick up information, plumb, psych, psych out, puzzle out, ravel, ravel out, reassure, rediscover, remove all doubt, resolve, riddle, run down, run to earth, see, see that, see to it, set at rest, settle, solve, sort out, strike, trace, trace down, track down, tumble, undo, unearth, unlock, unravel, unriddle, unscramble, untangle, untwist, unweave, work, work out