61 entries under unwise topic. ×

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harebrained(silly, foolish)
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ill-conceived(adjective, wild, silly, foolish, senseless)
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impracticable(silly, foolish)
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imprudent(adjective, silly, foolish, fantastic)
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inane(silly, foolish)
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inappropriate(silly, foolish)
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ludicrous(adjective, silly, foolish, fantastic)
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nonsensical(adjective, silly, foolish, fantastic)
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out of all reason(expression, adjective, idiom, wild, silly)
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outlandish(silly, foolish)
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outrageous(silly, foolish)
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peculiar(silly, foolish)
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puerile(silly, foolish)
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quixotic(silly, foolish)
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ridiculous(silly, foolish, stupid)
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short-sighted(silly, foolish)
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stupid(silly, foolish)
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unrealistic(silly, foolish)
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unworkable(silly, foolish)
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weird(silly, foolish)
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APASmart Define. (2015). of unsound mind thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/of_unsound_mind/thesaurus/synonyms
ChicagoSmart Define. 2015. "of unsound mind thesaurus" https://smartdefine.org/of_unsound_mind/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, of unsound mind thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/of_unsound_mind/thesaurus/synonyms>.
MLASmart Define. "of unsound mind thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/of_unsound_mind/thesaurus/synonyms>