(a.) Given to crotchets; subject to whims; as, a crotchety man.

abnormal anomalous antagonistic antipathetic arbitrary bearish breakaway cankered capricious clashing conflicting contradicting contradictory counteractant counteracting counteractive countervailing counterworking crank crankish cranky cross-grained deviant deviative different dissident divergent dotty eccentric erratic exceptional fanciful fantasied fantastic fey flaky freakish funny harebrained hostile humorsome idiocratic idiosyncratic inimical irregular kinky kooky maggoty moody motiveless nonconformist notional nutty odd oddball opposing oppositional oppugnant ornery peculiar perverse petulant queer quirky reactionary recalcitrant renitent repugnant resistant revolutionary screwball screwy singular strange temperamental twisted unconventional unnatural unreasonable unrestrained vagarious vagrant vinegarish vinegary wacky wanton waspish wayward whimsical