2
anomalous(unusual, strange, unexpected)
2
anserine
2
bats in the belfry(expression, idiom, silly, foolish, mad)
2
berserk(adjective, silly, foolish, crazy, mad)
2
bizarre(adjective, unusual, careless, strange, silly)
2
brainsick(adjective, sane)
2
bugs
2
certifiable
2
comical(adjective, amusing)
2
crack-brained
2
enthusiastic(adjective, keen, informal, passionate, excited)
2
exceptional
2
excessive
2
extraordinary(adjective, unusual, strange, odd, weird)
2
featherbrained
2
flipped(silly, foolish, mad, insane, unwise)
2
flipped out(expression, silly, foolish, crazy, mad)
2
foolheaded(light, silly, crazy, amusing, preposterous)
2
freaked out(expression, silly, foolish, mad, insane)
2
futile(adjective, ridiculous, absurd, pointless, vain)
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APASmart Define. (2016). wacky thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/wacky/thesaurus/synonyms
ChicagoSmart Define. 2016. "wacky thesaurus" https://smartdefine.org/wacky/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, wacky thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/wacky/thesaurus/synonyms>.
MLASmart Define. "wacky thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/wacky/thesaurus/synonyms>