72 entries under smooth topic. ×

12
subtle(adjective, sharp, cunning, shrewd)
10
calculating(adjective, mean, keen, sharp)
10
judicious(adjective, understanding, cool, sound)
10
sensible(adjective, understanding, hard, cool, sound)
10
slick(adjective, mean, cool, keen)
9
brainy(adjective, understanding, cool, keen)
9
savvy(adjective, understanding, keen, sharp)
7
arch(adjective, mean, cunning, subtle)
7
designing(adjective, mean, false, cunning)
7
guileful(adjective, sharp, cunning, sly)
7
insidious(adjective, sharp, cunning, tricky)
6
scheming(adjective, mean, sensitive, cunning)
5
cagey(adjective, mean, keen, sharp)
5
deceitful(adjective, mean, dishonest, cunning)
4
on the ball(expression, adjective, idiom, keen)
4
shifty(adjective, mean, sharp, cunning)
4
underhand(adjective, mean, sharp, smart)
3
devious(adjective, sharp, sensitive, cunning)
3
farsighted(adjective, keen, sharp, smart)
3
sneaky(adjective, mean, cunning, sly)
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APASmart Define. (2016). astute thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/astute/thesaurus/synonyms
ChicagoSmart Define. 2016. "astute thesaurus" https://smartdefine.org/astute/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, astute thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/astute/thesaurus/synonyms>.
MLASmart Define. "astute thesaurus" 22 March 2016. Web. 26 September 2026. <https://smartdefine.org/astute/thesaurus/synonyms>