- Definitions|2
- Thesaurus|3.2k
- Abbreviations|0
414 entries under adjective topic. ×
| fatuous(characteristic, weak, simple, wild) | |
| idiotic(characteristic, weak, simple, knowledge) | |
| maniacal(characteristic, wild, silly, foolish) | |
| frenzied(characteristic, violent, wild, silly) | |
| psycho(noun, person, silly, foolish) | |
| screwy(characteristic, slang, wild, silly) | |
| silly(characteristic, weak, simple, wrong) | |
| unhinged(upset, characteristic, silly, foolish) | |
| senseless(characteristic, silly, foolish, stupid) | |
| preposterous(characteristic, weak, simple, wrong) | |
| ridiculous(characteristic, weak, simple, wrong) | |
| maniac(noun, person, violent, crazy) | |
| neurotic(noun, person, crazy, preoccupied) | |
| of unsound mind(expression, idiom, characteristic, silly) | |
| stupid(characteristic, weak, simple, wrong) | |
| mental(characteristic, simple, silly, foolish) | |
| irresponsible(characteristic, wrong, wild, strange) | |
| raving(upset, characteristic, wrong, wild) | |
| demoniac(noun, person, evil, insanity) | |
| moonstruck(characteristic, silly, foolish, stupid) |
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| APA | Smart Define. (2015). insane thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/insane/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "insane thesaurus" https://smartdefine.org/insane/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, insane thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/insane/thesaurus/synonyms>. |
| MLA | Smart Define. "insane thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/insane/thesaurus/synonyms> |