95 entries under noun topic. ×

26
genius(adjective, person, understanding, power)
18
egghead(adjective, person, bright, expert)
16
highbrow(adjective, person, smart, informal)
16
intellect(person, understanding, power, spirit)
14
sage(adjective, person, bright, sage)
14
academic(adjective, person, learned, sage)
14
thinker(person, understanding, power, spirit)
13
brain(person, understanding, power, spirit)
11
scholar(person, authority, expert, sage)
9
expert(adjective, smart, bright, authority)
9
professor(brain, sage, scholar)
9
pundit(person, understanding, authority, judgment)
8
overachiever(smart, intelligent, clever, gifted)
7
savant(authority, expert, experienced, sage)
7
philosopher(person, authority, expert, sage)
6
doctor(person, intellect, sage, academic)
6
master(adjective, sage, mentor, sagacious)
6
mind(person, understanding, ability, reason)
6
reasoning(adjective, power, sound, reasonable)
5
authority
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APASmart Define. (2016). intellectual thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/intellectual/thesaurus/synonyms
ChicagoSmart Define. 2016. "intellectual thesaurus" https://smartdefine.org/intellectual/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, intellectual thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/intellectual/thesaurus/synonyms>.
MLASmart Define. "intellectual thesaurus" 22 February 2016. Web. 27 September 2026. <https://smartdefine.org/intellectual/thesaurus/synonyms>