- Definitions|1
- Thesaurus|1.8k
- Abbreviations|0
64 entries under crazy topic. ×
| lunatic(noun, adjective, person, mad) | |
| loony(noun, adjective, person, informal, foolish) | |
| maniac(noun, person, mad, eccentric) | |
| screwball(noun, adjective, person, character, slang) | |
| kook(noun, person, character, slang) | |
| madman(noun, adjective, person, mad) | |
| nut(noun, character, slang, mad) | |
| crank(noun, informal, mad, original) | |
| bedlamite(noun, person, character, nut) | |
| mad(adjective, odd, insane, lunatic) | |
| wild(adjective, mad, odd, insane) | |
| freak(noun, person, nut, fanatic) | |
| psychopath(noun, person, mad, nut) | |
| absurd(adjective, foolish, mad, odd) | |
| oddball(noun, adjective, character, eccentric) | |
| weirdo(noun, character, slang, wise) | |
| nonsensical(adjective, foolish, mad, odd) | |
| eccentric(noun, adjective, character, original) | |
| fruitcake(noun, character, mad, eccentric) | |
| nut case(noun, expression, idiom, character) |
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| APA | Smart Define. (2015). crackpot thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/crackpot/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "crackpot thesaurus" https://smartdefine.org/crackpot/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, crackpot thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/crackpot/thesaurus/synonyms>. |
| MLA | Smart Define. "crackpot thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/crackpot/thesaurus/synonyms> |