15
intellectual(noun, adjective, person, understanding, bright)
12
brain(noun, person, informal, expert, intellectual)
10
highbrow(noun, adjective, intellect, intellectual, brain)
9
genius(noun, understanding, ability, intelligence, judgment)
9
nerd(person, noun, character, slang, behavior)
9
scholar(noun, law, person, judge, intellect)
8
academic(noun, adjective, intellectual, sage, scholarly)
8
clever(adjective, smart, bright, intelligent, ingenious)
8
geek(noun, informal, intellectual, brain)
7
intellect(noun, understanding, intelligence, brain, someone)
6
thinker(noun, understanding, authority, judgment, expert)
5
learned(adjective, scholarly)
5
overachiever
5
savant(noun, expert, intellectual, principal, sage)
4
longhair(noun, adjective, intellectual, brain, sage)
4
professor(noun, law, person, judge, expert)
4
pundit(noun, law, person, understanding, ability)
4
snob
3
boffin(noun, intellectual, brain)
3
brainy(adjective, smart, bright, intelligent, intellectual)
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APASmart Define. (2015). egghead thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/egghead/thesaurus/synonyms
ChicagoSmart Define. 2015. "egghead thesaurus" https://smartdefine.org/egghead/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, egghead thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/egghead/thesaurus/synonyms>.
MLASmart Define. "egghead thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/egghead/thesaurus/synonyms>