analyze, anatomize, atomize, change, chop logic, collate, compare, contradistinguish, contrast, demarcate, demark, desynonymize, difference, differentiate, discern, discriminate
against, disequalize, disfavor, disjoin, distinguish, diversify, divide, draw the line, extricate, favor, individualize, individuate, make a distinction, mark, mark off, mark out, mark the interface, modify, note, particularize, perceive, personalize, pick out, play favorites, prefer, red-bait, refine a distinction, remark, screen, screen out, segregate, select, separate, set a limit, set apart, set off, sever, severalize, show preference, sieve, sieve out, sift, sift out, sort, sort out, specialize, split hairs, subdivide, subtilize, treat unequally, vary, winnow
be different, differ, vary, ablude, mismatch, contrast, divaricate, differ toto coelo, differ longo intervallo, vary, modify, discriminate
appreciate, judge, criticise, discriminate
, taste, savor, smatch, smack, flavor, twang, tickle the palate, smack the lips.
, distinguish, severalize, recognize, match, identify, separate, draw the line, sift, separate the chaff from the wheat, winnow the chaff from the wheat, separate the men from the boys, split hairs, draw a fine line, nitpick, quibble, estimate, know which is which, know what is what, know 'a hawk from a handsaw', take into account, take into consideration, give due weight to, allow due weight to, weigh carefully.
be intelligent, have all one's wits about one, understand, catch an idea, take in an idea, take a joke, take a hint, see through, see at a glance, see with half an eye, see far into, see through a millstone, penetrate, discern, foresee, discriminate
, know what's what, listen to reason.