62 entries under brain topic. ×

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cerebration(understanding, ability, intelligence, judgment)
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cognizance(noun, mind, reason, sense, intelligence)
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comprehension(understanding, ability, intelligence, judgment)
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creativity(noun, power, spirit, mind, reason)
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faculty(noun, power, spirit, mind, reason)
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function(noun, power, spirit, mind, reason)
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head(noun, power, spirit, mind, reason)
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imagination(noun, power, spirit, mind, reason)
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ingenuity(noun, power, spirit, mind, reason)
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lucidity(noun, power, spirit, mind, reason)
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marbles(noun, power, spirit, mind, reason)
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perception(noun, mind, reason, sense, intelligence)
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ratiocination(noun, power, spirit, mind, reason)
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regard(noun, power, spirit, mind, reason)
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rocket scientist
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sanity(noun, power, spirit, mind, reason)
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sense(noun, understanding, ability, mind, reason)
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smarts(understanding, ability, intelligence, judgment)
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soul(noun, power, spirit, mind, reason)
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soundness(noun, power, spirit, mind, reason)
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APASmart Define. (2016). intellectual thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/intellectual/thesaurus/synonyms
ChicagoSmart Define. 2016. "intellectual thesaurus" https://smartdefine.org/intellectual/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, intellectual thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/intellectual/thesaurus/synonyms>.
MLASmart Define. "intellectual thesaurus" 22 February 2016. Web. 25 September 2026. <https://smartdefine.org/intellectual/thesaurus/synonyms>