70 entries under crazy topic. ×

11
daffy(adjective, slang, informal, mad)
11
kooky(adjective, silly, foolish, mad)
11
touched(adjective, silly, foolish, mad)
9
haywire(adjective, informal, broken)
9
unhinged(adjective, silly, mad, insane)
8
gaga(adjective, informal, sane)
7
crazed(adjective, wild, silly, foolish)
7
dippy(adjective, slang, mad)
6
maniacal(adjective, silly, mad, insane)
5
not all there(expression, adjective, idiom, sane)
4
eccentric(adjective, silly, foolish, mad)
3
cockamamie(adjective, slang, mad)
3
flaky(adjective, simple, silly, foolish)
3
foolish(adjective, simple, silly, mad)
3
neurotic(adjective, cuckoo, queer)
3
psycho(silly, foolish, mad, insane)
3
screwball(adjective, silly, foolish, mad)
3
silly(adjective, simple, foolish, mad)
3
unzipped(adjective, slang, mad)
2
absurd(adjective, simple, silly, foolish)
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APASmart Define. (2015). bonkers thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/bonkers/thesaurus/synonyms
ChicagoSmart Define. 2015. "bonkers thesaurus" https://smartdefine.org/bonkers/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, bonkers thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/bonkers/thesaurus/synonyms>.
MLASmart Define. "bonkers thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/bonkers/thesaurus/synonyms>