List of whimsical synonyms and whimsical related words.
Attic, Gothic, abnormal, absurd, adrift, afloat, agnostic, alternating, ambiguous, amorphous, amusing, anomalous, arbitrary, baroque, biting, bizarre, brain-born, brilliant, capricious, chancy, changeable, changeful, clever, crank, crankish, cranky, crotchety, desultory, deviable, deviant, deviative, dicey, different, divergent, dizzy, dotty, doubting, dream-built, droll, eccentric, equivocal, erratic, exceptional, extravagant, facetious, fanciful, fancy-born, fancy-built, fancy-woven, fantasied, fantasque, fantastic, fast and loose, fey, fickle, fitful, flaky, flickering, flighty, flitting, florid, fluctuant, fluctuating, freakish, funny, giddy, grotesque, harebrained, hesitant, hesitating, hilarious, humorous, humorsome, idiocratic, idiosyncratic, iffy, impetuous, impulsive, incalculable, incongruous, inconsistent, inconstant, indecisive, indemonstrable, infirm, irregular, irresolute, irresponsible, jesting, jocose, jocular, joking, joky, joshing, keen, keen-witted, kinky, kooky, laughable, ludicrous, maggoty, mazy, mercurial, moody, mordant, motiveless, nimble-witted, notional, nutty, odd, oddball, outlandish, peculiar, petulant, pointed, polysemous, preposterous, priceless, pungent, quaint, queer, quick-witted, quirky, quizzical, rambling, rapier-like, restless, rich, ridiculous, risible, rococo, roving, salt, salty, scatterbrained, scintillating, screaming, screwball, screwy, shapeless, sharp, shifting, shifty, shuffling, singular, skeptical, smart, sparkling, spasmodic, spineless, sprightly, strange, temperamental, touch-and-go, twisted, unaccountable, uncertain, unconfirmable, uncontrolled, unconventional, unconvinced, undependable, undisciplined, undivinable, unfixed, unforeseeable, unnatural, unpersuaded, unpredictable, unprovable, unreasonable, unreliable, unrestrained, unsettled, unstable, unstable as water, unstaid, unsteadfast, unsteady, unsure, unverifiable, vacillating, vagarious, vagrant, variable, vicissitudinary, vicissitudinous, volatile, wacky, wandering, wanton, wavering, wavery, wavy, wayward, wild, wishy-washy, witty