80 entries under smooth topic. ×

8
heady(adjective, characteristic, keen, sharp)
8
insidious(adjective, sharp, dishonest, cunning)
8
on the ball(expression, adjective, idiom, characteristic)
7
astucious(adjective, characteristic, sharp, smart)
7
treacherous(adjective, mean, dishonest, deceitful)
6
apt(adjective, tough, smart, bright)
6
experienced(adjective, sound, tough, keen)
6
far-sighted(adjective, reasonable, sensible, rational)
6
plotting(adjective, mean, cunning, deceitful)
5
crooked(adjective, mean, dishonest, cunning)
5
dishonest(adjective, mean, deceitful, dubious)
5
double-dealing(adjective, mean, dishonest, cunning)
5
in the know(expression, adjective, idiom, characteristic)
5
sapient(adjective, sound, sharp, smart)
4
deceptive(adjective, mean, cunning, deceitful)
4
stealthy(adjective, mean, cunning, knowing)
4
unscrupulous(adjective, mean, negative, cunning)
4
witty(adjective, smart, bright, sensible)
3
clear-sighted(adjective, sharp, sensible, sensitive)
3
intriguing(adjective, mean, sensitive, intelligent)
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APASmart Define. (2016). shrewd thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/shrewd/thesaurus/synonyms
ChicagoSmart Define. 2016. "shrewd thesaurus" https://smartdefine.org/shrewd/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, shrewd thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/shrewd/thesaurus/synonyms>.
MLASmart Define. "shrewd thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/shrewd/thesaurus/synonyms>