Synonyms and Antonyms of wacky
- raised by an uncle with a rather wacky philosophy of parenting
bizarre, bizarro, cranky, crazy, curious, eccentric, erratic, far-out, funky, funny, kinky, kooky (also kookie), odd, off-kilter, off-the-wall, offbeat, out-of-the-way, outlandish, outré, peculiar, quaint, queer, queerish, quirky, remarkable, rum [chiefly British], screwy, spaced-out, strange, way-out, weird, weirdo, wild
aberrant, abnormal, addlepated, flaky
extraordinary, fantastic (also fantastical), freak, freakish, freaky, phantasmagoric (or phantasmagorical), phenomenal
atypical, rare, singular, uncommon, uncustomary, unique, unusual, unwonted
conspicuous, notable, noticeable, outstanding, prominent, salient, striking
atrocious, outrageous, shocking
crotchety, idiosyncratic, nonconformist, nonmainstream, out-there, unconventional, unorthodox
baffling, bewildering, confounding, mystifying, perplexing, puzzling
- a series of bizarre letters that the killer sent to the police, detailing his wacky, disturbed view of the world
balmy, barmy [chiefly British], bats, batty, bedlam, bonkers, brainsick, bughouse [slang], certifiable, crackbrained, cracked, crackers, crackpot, cranky [dialect], crazed, crazy, cuckoo, daffy, daft, demented, deranged, fruity [slang], gaga, haywire, insane, kooky (also kookie), loco [slang], loony (also looney), loony tunes (or looney tunes), lunatic, mad, maniacal (also maniac), mental, meshuga (or meshugge), moonstruck, non compos mentis, nuts, nutty, psycho, psychotic, scatty [chiefly British], screwy, unbalanced, unhinged, unsound, wacko (also whacko), wud [chiefly Scottish]