122 entries under adjective topic. ×
| inane | |
| looney | |
| luny | |
| mad as a hatter(idiom, law, sane) | |
| moronic | |
| not right upstairs | |
| off one's head(idiom, law, sane) | |
| off the rails | |
| out of it | |
| out of one's mind(idiom, law, sane) | |
| psychoneurotic | |
| quirky | |
| rattle-brained | |
| sick in the head(idiom, law, sane) | |
| silly | |
| simple | |
| spaced out | |
| spacy | |
| stupid | |
| thick |
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| APA | Smart Define. (2015). non compos mentis thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/non_compos_mentis/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "non compos mentis thesaurus" https://smartdefine.org/non_compos_mentis/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, non compos mentis thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/non_compos_mentis/thesaurus/synonyms>. |
| MLA | Smart Define. "non compos mentis thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/non_compos_mentis/thesaurus/synonyms> |