Synonyms of wacky

wacky

adjective

ˈwa-kē 

variants also whacky

1

as in bizarre

different from the ordinary in a way that causes curiosity or suspicion

raised by an uncle with a rather wacky philosophy of parenting

Synonyms & Similar Words

• bizarre
• funny
• strange
• weird
• odd
• peculiar
• curious
• erratic
• eccentric
• crazy
• remarkable
• unusual
• quirky
• off-the-wall
• kooky
• unique
• abnormal
• screwy
• offbeat
• outlandish
• funky
• wild
• kinky
• unconventional
• quaint
• queer
• outré
• out-of-the-way
• outrageous
• far-out
• uncommon
• way-out
• bizarro
• weirdo
• cranky
• rare
• off-kilter
• extraordinary
• rum
• queerish
• fantastic
• outstanding
• freaky
• spaced-out
• freakish
• shocking
• aberrant
• flaky
• freak
• atypical
• out-there
• prominent
• striking
• phantasmagoric
• noticeable
• phenomenal
• notable
• idiosyncratic
• conspicuous
• singular
• puzzling
• unorthodox
• salient
• perplexing
• baffling
• unwonted
• atrocious
• confounding
• bewildering
• nonconformist
• mystifying
• crotchety
• addlepated
• uncustomary
• nonmainstream

Antonyms & Near Antonyms

• normal
• typical
• usual
• ordinary
• standard
• average
• routine
• commonplace
• prosaic
• everyday
• conventional
• conservative
• garden
• unremarkable
• familiar
• predictable
• unexceptional
• run-of-the-mill
• workaday
• common
• regular
• frequent
• conformist
• expected
• customary
• habitual
• knee-jerk
• wonted

2

as in silly

showing or marked by a lack of good sense or judgment

one club member whose wacky ideas for fund-raisers usually produced groans

Synonyms & Similar Words

• silly
• stupid
• absurd
• insane
• crazy
• foolish
• mad
• idiotic
• zany
• irrational
• lunatic
• kooky
• ridiculous
• loony
• nonsensical
• nutty
• dumb
• simple
• fool
• daffy
• unreasonable
• wacko
• asinine
• screwball
• dippy
• preposterous
• fatuous
• daft
• cuckoo
• harebrained
• jerky
• weak
• unwise
• crackpot
• inept
• dotty
• sappy
• witless
• simpleminded
• barmy
• slow
• unreasoning
• out to lunch
• batty
• gaga
• loony tunes
• cockeyed
• senseless
• balmy
• brainless
• crackbrained
• weak-minded
• half-baked
• moronic
• bubbleheaded
• fruity
• lunkheaded
• tomfool
• meshuga
• half-witted
• unreasoned
• illogical
• dull
• dopey
• featherheaded
• clueless
• thoughtless
• obtuse
• dorky
• ludicrous
• dense
• vacuous
• doltish
• opaque
• imbecile
• farcical
• unintelligent
• lamebrain
• dunderheaded
• brain-dead
• dim
• feebleminded
• mindless
• invalid
• oafish
• pinheaded
• laughable
• thickheaded
• fallacious
• empty-headed
• softheaded
• thick
• soft
• nonrational
• unsound
• clownish
• gormless
• knuckleheaded
• dim-witted
• surd
• chuckleheaded
• airheaded
• notional
• buffoonish
• slow-witted
• ill-advised
• boobish
• birdbrained
• chowderheaded
• unconsidered

Antonyms & Near Antonyms

• sound
• wise
• sensible
• sane
• prudent
• clever
• judicious
• intelligent
• reasonable
• bright
• smart
• logical
• valid
• sagacious
• rational
• sage
• brainy
• sapient
• well-advised

Example Sentences

Recent Examples of wacky

From the wacky to the sublime, this list shows the wide range of architectural experimentation and aesthetics in the Golden State. —Encyclopedia Britannica, 2 Apr. 2026

But when a second version of the mobster from six months in the future travels back in time to blow the whole deal, things get wacky. —K. Thor Jensen, PC Magazine, 27 Mar. 2026

Intelligent, funny and just wacky enough to satisfy my own inner clown. —Patrick Albanese As Told To Courtney Crowder, Des Moines Register, 22 Mar. 2026

The free event in Cass Corridor is an annual riotous, jazzy parade that draws thousands to join in wacky and wonderful costumes and floats, while marking the start to spring. —Natalie Davies, Freep.com, 21 Mar. 2026