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

So where does this rank among the wackiest havoc ever wreaked by domes on innocent baseballs? — Jayson Stark, New York Times, 4 Oct. 2026

In 1943, the British intelligence service, MI6, came up with a wacky strategy to trick Adolf Hitler into thinking the Allies planned to invade Greece and Sardinia (not true) instead of Sicily (true), which Nazi Germany was heavily defending. — Chris Jones, Chicago Tribune, 1 Oct. 2026

Pinkbox got its start in Vegas in 2012, and soon people were lining up around the corner to taste its wild, wacky and absolutely delicious creations. — Jim Harrington, Mercury News, 28 Sep. 2026

Imagine this and other VenHub spots (two more in LA and two in Las Vegas) as a particularly wacky vending machine scaled up to the size of a van. — Rob Pegoraro, PC Magazine, 26 Sep. 2026