50 entries under insane topic. ×
| daft(adjective, silly, mad) | |
| delirious(adjective, silly, mad, hacked) | |
| demented(adjective, silly, mad, hacked) | |
| dingy(adjective, silly, mad) | |
| dippy(adjective, silly, mad) | |
| erratic(adjective, silly, mad) | |
| flaky(adjective, silly, mad) | |
| flipped(adjective, silly, mad) | |
| flipped out(expression, adjective, silly, mad) | |
| freaked out(expression, adjective, silly, mad) | |
| fruity(adjective, silly, mad) | |
| idiotic(adjective, silly, mad) | |
| kooky(adjective, silly, mad) | |
| lunatic(adjective, silly, mad, potty) | |
| mad(adjective, silly) | |
| maniacal(adjective, silly, mad) | |
| mental(adjective, silly, mad, hacked) | |
| mentally strange(expression, adjective, silly, mad) | |
| moonstruck(adjective, silly, mad, hacked) | |
| nuts(adjective, silly, mad) |
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| APA | Smart Define. (2015). aper thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/aper/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "aper thesaurus" https://smartdefine.org/aper/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, aper thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/aper/thesaurus/synonyms>. |
| MLA | Smart Define. "aper thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/aper/thesaurus/synonyms> |