freakish

• POS: Adjective
• HYPHEN: freak=ish

CIDE DICTIONARY

freakish, a. 

•  Apt to change the mind suddenly; whimsical; capricious.  [1913 Webster]

  "It may be a question whether the wife or the woman was the more freakish of the two."  [1913 Webster]

  "Freakish when well, and fretful when she's sick."
•  rapidly changing and unpredictable; as, freakish weather.  [PJC]
•  markedly abnormal.  [PJC]

OXFORD DICTIONARY

freakish, adj.
1 of or like a freak.
2 bizarre, unconventional.

Derivative

freakishly adv. freakishness n.

THESAURUS

freakish

abnormal, adrift, afloat, alternating, amorphous, anomalous, arbitrary, baroque, bizarre, capricious, changeable, changeful, crank, crankish, cranky, crotchety, deformed, desultory, deviable, deviant, deviative, different, divergent, dizzy, dotty, eccentric, erratic, exceptional, fanciful, fantasied, fantastic, fast and loose, fey, fickle, fitful, flaky, flickering, flighty, flitting, fluctuating, freak, funny, giddy, grotesque, harebrained, humorsome, idiocratic, idiosyncratic, impetuous, impulsive, inconsistent, inconstant, indecisive, infirm, irregular, irresolute, irresponsible, kinky, kooky, maggoty, malformed, mazy, mercurial, misbegotten, misshapen, monstrous, moody, motiveless, notional, nutty, odd, oddball, peculiar, petulant, queer, quirky, rambling, restless, rococo, roving, scatterbrained, screwball, screwy, shapeless, shifting, shifty, shuffling, singular, spasmodic, spineless, strange, temperamental, teratogenic, teratoid, twisted, unaccountable, uncertain, uncontrolled, unconventional, undependable, undisciplined, unfixed, unnatural, unpredictable, unreasonable, unreliable, unrestrained, unsettled, unstable, unstable as water, unstaid, unsteadfast, unsteady, vacillating, vagarious, vagrant, variable, vicissitudinary, vicissitudinous, volatile, wacky, wandering, wanton, wavering, wavery, wavy, wayward, whimsical, wishy-washy

ROGET THESAURUS

freakish

Caprice

N caprice, fancy, humor, whim, whimsy, whimsey, whimwham, crotchet, capriccio, quirk, freak, maggot, fad, vagary, prank, fit, flimflam, escapade, boutade, wild-goose chase, capriciousness, kink, capricious, erratic, eccentric, fitful, hysterical, full of whims, maggoty, inconsistent, fanciful, fantastic, whimsical, crotchety, kinky, particular, humorsome, freakish, skittish, wanton, wayward, contrary, captious, arbitrary, unconformable, penny wise and pound foolish, fickle, frivolous, sleeveless, giddy, volatile, by fits and starts, without rhyme or reason, nil fuit unquain sic inipar sibi, the deuce is in him.