90 entries under unreasonable topic. ×
| batty(adjective, characteristic, light, slang, wild) | |
| irrational(adjective, characteristic, weak, simple, unusual) | |
| stupid(adjective, characteristic, weak, simple, wrong) | |
| crazed(adjective, state, upset, characteristic, wild) | |
| deranged(adjective, state, characteristic, wild, enthusiastic) | |
| delirious(adjective, characteristic, wrong, happy, wild) | |
| dotty(adjective, weak, simple, strange, silly) | |
| fatuous(adjective, characteristic, weak, simple, wild) | |
| outrageous(adjective, characteristic, rough, informal, offensive) | |
| inane(adjective, characteristic, wild, silly, foolish) | |
| cuckoo(noun, adjective, characteristic, wrong, slang) | |
| cracked(adjective, state, characteristic, informal, wild) | |
| kooky(adjective, characteristic, weak, character, simple) | |
| touched(adjective, state, characteristic, informal, unusual) | |
| bizarre(adjective, characteristic, unusual, wild, strange) | |
| imbecilic(adjective, weak, simple, knowledge, ability) | |
| maniacal(adjective, characteristic, wild, strange, cruel) | |
| moronic(adjective, weak, simple, knowledge, ability) | |
| zany(adjective, characteristic, weak, simple, knowledge) | |
| flaky(adjective, characteristic, light, character, wrong) |
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| APA | Smart Define. (2016). crazy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/crazy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "crazy thesaurus" https://smartdefine.org/crazy/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, crazy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/crazy/thesaurus/synonyms>. |
| MLA | Smart Define. "crazy thesaurus" 3 April 2016. Web. 26 September 2026. <https://smartdefine.org/crazy/thesaurus/synonyms> |