338 entries under adjective topic. ×

1
rounded(familiar, sophisticated, knowledgeable, skilled)
1
sagacious(smooth, keen, sharp, smart)
1
sage(smart, familiar, brilliant, knowledgeable)
1
sapient(sound, knowledgeable, cultured, educated)
1
scholarly(familiar, knowledgeable, informed, experienced)
1
schooled(cool, familiar, refined, knowledgeable)
1
scientific(sound, familiar, knowledgeable, informed)
1
shark(sharp, smart, intelligent, prudent)
1
skeptical(cool, refined, practical, mature)
1
skilled(sound, familiar, competent, qualified)
1
skillful(familiar, sophisticated, knowledgeable, skilled)
1
slick(smooth, keen, sharp, smart)
1
sly(smooth, keen, sharp, smart)
1
smart(smooth, keen, sharp, familiar)
1
smooth(keen, sharp, smart, wise)
1
solemn(sound, knowledgeable, cultured, educated)
1
solicitous(careful, knowledgeable, cautious, aware)
1
solid(sound, knowledgeable, cultured, educated)
1
sound(knowledgeable, cultured, educated, erudite)
1
sport(familiar, sophisticated, knowledgeable, skilled)
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APASmart Define. (2015). in the know thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/in_the_know/thesaurus/synonyms
ChicagoSmart Define. 2015. "in the know thesaurus" https://smartdefine.org/in_the_know/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, in the know thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/in_the_know/thesaurus/synonyms>.
MLASmart Define. "in the know thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/in_the_know/thesaurus/synonyms>