Synonyms|200Antonyms|1|Broader|0Narrower|0Related|62
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psychiatric(mad, insane)
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psychoneurotic
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quirky
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rattle-brained
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scatter
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shatter
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sick in the head(adjective, idiom, law, sane)
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silly
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simple
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spaced out
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spacy
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stupid
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thick
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troubled(unstable, disturbed, unhinged)
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twisted
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unreasonable(foolish, fantastic)
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unsafe(foolish, fantastic)
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unscrewed(unstable, disturbed, erratic, unhinged)
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weak-minded
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zealot(noun, crazy, loony)
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APASmart Define. (2015). non compos mentis thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/non_compos_mentis/thesaurus/synonyms
ChicagoSmart Define. 2015. "non compos mentis thesaurus" https://smartdefine.org/non_compos_mentis/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, non compos mentis thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/non_compos_mentis/thesaurus/synonyms>.
MLASmart Define. "non compos mentis thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/non_compos_mentis/thesaurus/synonyms>