58 entries under noun topic. ×
| insanity(illness, mistake, balance, foolishness) | |
| craziness(mistake, insanity) | |
| madness(mistake, insanity) | |
| foolishness | |
| silliness | |
| instability(mistake, insanity) | |
| lunacy | |
| absurdity | |
| delirium | |
| dementia | |
| derangement | |
| folly | |
| mania | |
| unsoundness(mistake, insanity) | |
| aberration | |
| alienation | |
| delusion | |
| frenzy | |
| idiocy | |
| neurosis(disorder, disturbance, balance) |
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| APA | Smart Define. (2015). sanity thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/sanity/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "sanity thesaurus" https://smartdefine.org/sanity/thesaurus/antonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, sanity thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/sanity/thesaurus/antonyms>. |
| MLA | Smart Define. "sanity thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/sanity/thesaurus/antonyms> |