| astute(smart, bright, intelligent) | |
| authorization | |
| avant-garde(philosopher, thinker) | |
| bald | |
| baldness | |
| body(intelligentsia, intellects, intellectuals) | |
| book-woman | |
| bookman | |
| bovine | |
| brainbox(noun, intellectual, brain) | |
| brainpower(understanding, intelligence, brain) | |
| braintruster(philosopher, thinker) | |
| cabezon | |
| cagey(smart, bright, intelligent) | |
| canny(smart, bright, intelligent) | |
| cerebration(understanding, ability, intelligence, judgment, brain) | |
| clear | |
| clerisy | |
| clever person(expression, idiom) | |
| clinic(intelligentsia, intellects, intellectuals) |
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| APA | Smart Define. (2015). egghead thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/egghead/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "egghead thesaurus" https://smartdefine.org/egghead/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, egghead thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/egghead/thesaurus/synonyms>. |
| MLA | Smart Define. "egghead thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/egghead/thesaurus/synonyms> |