Synonyms|511Antonyms|165|Broader|5Narrower|0Related|1.3k
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handed
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hard-boiled
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hardheaded
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having all marbles(expression, idiom, senseless)
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headliner
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heady
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hep(open, careless)
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hyperintelligent
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in right mind(expression, idiom, stupid)
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incisive
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incredulous
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ingenuity
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insighted(stupid, ignorant)
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intellectual
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judicial
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knowledgeable
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learned
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levelheaded
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lively
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logical
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APASmart Define. (2016). idiotic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/idiotic/thesaurus/antonyms
ChicagoSmart Define. 2016. "idiotic thesaurus" https://smartdefine.org/idiotic/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, idiotic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/idiotic/thesaurus/antonyms>.
MLASmart Define. "idiotic thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/idiotic/thesaurus/antonyms>