Synonyms of wacko
108 similar words
Another word for wacko is kooky. Other synonyms of wacko are oddballish, pixilated, aberrant, abnormal and anomalous.
Synonyms and similar words for wacko
adjectiveAmusingly eccentric or irrational.
- kooky
- oddballishQuirky; eccentric.
- pixilated
- aberrant
- abnormal
- anomalous
- balmy US, informal
- barmy IrelandCrazy, mad; also, eccentric, odd, strange.
- bizarreStrangely unconventional; highly unusual and different from common experience, often in an extravagant, fantastic...
- crackpotEccentric or impractical.
- cranky
- eccentric
- eccentricalEccentric.
- erratic
- excentrical
- extraordinary
- far-out
- freakish
- heteroclite
- idiocentric
- idiosyncraticPeculiar to a specific individual; eccentric.
- irregular
- kookish slangLike a kook; eccentric.
- nutbar slangCrazy, eccentric.
- odd
- off-centre
- outlandish
- outré
- peculiar
- queer
- quirkyGiven to quirks or idiosyncrasies; strange in a somewhat silly, awkward manner, potentially cute.
- spacy
- squirrelly
- uncommon
- wackyZany; eccentric.
- weirdHaving an unusually strange character or behaviour.
- whimsicalGiven to whimsy.
- whimsomeCharacterised or marked by whim; whimsical.
- wiftyEccentric, silly, scatterbrained.
- WodehousianOf or pertaining to P. G. Wodehouse (1881–1975), English writer and humorist known for his eccentric half-witted...
- WonkaesqueReminiscent of Willy Wonka, the fantastically eccentric owner of a magical chocolate factory in Charlie and the...
- quizzy dated
nounAn amusingly eccentric or irrational person.
- kookAn eccentric, strange or crazy person.
- odd duckAn unusual person, especially one with an idiosyncratic personality or peculiar behavioral characteristics.
- weirdo
- bizarroWeirdo, misfit.
- coot
- freakA person who is extremely abnormal in appearance, social behavior, sexual orientation, gender identity, or business...
- glaik British, derogatoryA fool or eccentric person.
- hard case slang
- live one
- nutbag
- nutcase
- nutter British, derogatoryAn eccentric, insane, crazy or reckless person.
- oddball
- oddityA strange person; an oddball.
- odd bod British
- odd fishAn unusual thing or eccentric person.
- queerdo derogatory, vulgarA particularly strange LGBTQ+ person.
- strange birdAn unusual person, especially one with an idiosyncratic personality or peculiar behavioral characteristics.
- strange fishSynonym of odd fish.
- strangelingOne who is strange, foreign, or unusual; stranger.
- wack
- weirdieSomeone or something weird.
- weirdlingSomeone or something which is odd, weird, strange, or unusual; oddball; weirdie; weirdo.
- wild man
- wingnutA person who is or seems odd, eccentric, or crazy; especially, someone with bizarre or extreme political views.
- crank British, datedA person who is considered strange or odd by others, and may behave in unconventional ways.
- queer fish British, datedAn odd or eccentric person.
- rum obsolete, slang
interjectionHurrah!
- get inAn exclamation of joy at one's success.
- huzzah
- woo hoo
- aah
- alrightAn expression of happiness.
- 'ave it UKAn exclamation of joy.
- aww yeahAn exclamation of excitement or joy.
- boo-yaAn exclamation of joy, excitement or triumph.
- booyah
- cowabunga humorousExpressing amazement, enthusiasm, or joy.
- hooExpressing joy, excitement, or victory.
- hoorah
- hooray
- hurrahExpressing approval, appreciation, or happiness.
- hurrayTo cheer with a "hurray".
- oh yeah
- OMGAn exclamation of excitement, surprise, shock etc.; oh my God.
- result UKAn exclamation of joy following a favorable outcome.
- w00t slangUsed to express joy, particularly that felt during success or victory.
- wahooA cry of pleasure or enthusiasm.
- wheeAn expression of pleasure or enjoyment, mostly from rapid physical motion.
- woo
- wooh
- woohaySynonym of whoo, expressing excitement or joy.
- woohooUsed to express sudden or exuberant joy, happiness, excitement, approval or delight.
- woop woopUsed to express joy, particularly that felt during success or victory.
- whoo
- whoop-de-dooExclamation indicating (now often sarcastic) excitement or enthusiasm.
- whoopeeA spontaneous expression of delight or joy.
- yahoo
- yayAn expression of happiness.
- yeahExpressing joy, celebration, glee, etc.
- yeehawAn expression of joy or excitement, commonly associated with cowboys.
- yes
- yippeeUsed to express excitement or joy.
- yippee-ki-yay
- you beauty Australia
- zip-a-dee-doo-dahAn exclamation of happiness.
Meaning of wacko
- adjective Amusingly eccentric or irrational.
- noun An amusingly eccentric or irrational person.
- interjection Hurrah!
wacko in other languages
Questions about synonyms of wacko
Source and license
Adapted from Wiktionary: wacko (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.
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Cite this page: “Synonyms of wacko.” Word.ws, https://word.ws/synonyms/wacko. Based on Wiktionary, CC BY-SA 4.0.