1
intellectuals
1
intelligence quotient(noun, expression, understanding, philosophy, character)
1
intestine
1
intuition(noun, feeling, understanding, power, spirit)
1
ivory dome(noun, expression, law, judge, expert)
1
judge(noun, law, expert, boss, establishment)
1
judiciousness(noun, understanding, knowledge, reason, sense)
1
keenness(noun, understanding, mind, intelligence, balance)
1
kidney
1
kingfish(noun, law, judge, expert, boss)
1
kingpin(noun, law, judge, expert, boss)
1
know
1
law(noun, judge, expert, boss, establishment)
1
learning(understanding, knowledge, sense, wisdom, refinement)
1
limits(noun, understanding, mind, sense, intelligence)
1
liver
1
loafs
1
logic(noun, understanding, mind, sense, intelligence)
1
long head(expression, idiom, intelligence wisdom)
1
lucidity(noun, understanding, power, spirit, mind)
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APASmart Define. (2015). brains thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/brains/thesaurus/synonyms
ChicagoSmart Define. 2015. "brains thesaurus" https://smartdefine.org/brains/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, brains thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/brains/thesaurus/synonyms>.
MLASmart Define. "brains thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/brains/thesaurus/synonyms>