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

With that in mind, here’s what Paul Sullivan knows about the wacky week in sports news. —Chicago Tribune, 9 Apr. 2026

Muniz is back as the titular Malcolm, the only sane voice in a particularly wacky family led by Kaczmarek (Lois) and Cranston (Hal). —Mekishana Pierre, Entertainment Weekly, 7 Apr. 2026

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