Synonyms|161Antonyms|1|Broader|8Narrower|2Related|8
0
brat
0
dogmatist
0
extrovert
0
genius(intellectual, brain)
0
highbrow(intellectual, brain)
0
learned person(noun, person)
0
longhair(intellectual, brain)
0
narcissus
0
pedagogue(noun, dogmatist)
0
prideful(adjective, arrogant)
0
prig
0
pundit
0
rocket scientist(expression, intellectual, brain)
0
self-centered(adjective, absorbed)
0
smart-aleck(noun, guy)
0
smart-arse
0
smarty pants(noun, expression, adjective, certain, sure)
0
thinker(intellectual, brain)
0
walking encyclopedia(noun, person)
-1
smart-alecky
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APASmart Define. (2015). know-it-all thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/know-it-all/thesaurus/synonyms
ChicagoSmart Define. 2015. "know-it-all thesaurus" https://smartdefine.org/know-it-all/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, know-it-all thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/know-it-all/thesaurus/synonyms>.
MLASmart Define. "know-it-all thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/know-it-all/thesaurus/synonyms>