76 entries under knowledgeable topic. ×

36
refined(adjective, smooth, reasonable, slight, fancy)
30
cultured(adjective, smooth, delicate, superior, proper)
23
cultivated(verb, adjective, smooth, reasonable, superior)
22
well-versed(familiar, skilled, competent, qualified)
15
worldly(adjective, cool, smooth, knowledge, smart)
15
mature(adjective, sharp, familiar, wise, refined)
13
polished(adjective, smooth, fine, superior, proper)
11
experienced(verb, adjective, cool, sharp, superior)
11
civilized(adjective, smooth, reasonable, superior, familiar)
10
wise(adjective, cool, sensible, significant, familiar)
10
worldly-wise(adjective, cool, knowledge, smart, sensible)
9
knowing(adjective, cool, indifferent, significant, familiar)
8
practical(adjective, skilled, qualified, experienced)
8
seasoned(adjective, familiar, skilled, qualified)
8
veteran(adjective, familiar, competent, qualified)
7
literate(adjective, reasonable, familiar, polite, rational)
6
intelligent(adjective, cool, significant, familiar, polite)
5
enlightened(adjective, reasonable, sensible, superior, familiar)
5
tasteful(adjective, delicate, superior, familiar, polite)
4
brainy(adjective, cool, significant, familiar, intelligent)
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APASmart Define. (2015). sophisticated thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sophisticated/thesaurus/synonyms
ChicagoSmart Define. 2015. "sophisticated thesaurus" https://smartdefine.org/sophisticated/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, sophisticated thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sophisticated/thesaurus/synonyms>.
MLASmart Define. "sophisticated thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/sophisticated/thesaurus/synonyms>