45 entries under smooth topic. ×

7
secretive(adjective, mean, secret, clandestine)
5
sneaking(adjective, mean, cunning, private)
2
conniving(mean, smart, cunning, clever)
2
shifty(mean, dishonest, cunning, deceitful)
2
subtle(adjective, mean, cunning, knowing)
1
artful(mean, cunning, knowing, sly)
1
cagey(mean, smart, cunning, reticent)
1
calculating(mean, cunning, knowing, crafty)
1
crafty(adjective, mean, cunning, knowing)
1
crooked(mean, dishonest, cunning, deceitful)
1
cunning(mean, dishonest, deceitful, knowing)
1
deceitful(adjective, mean, dishonest, cunning)
1
deceptive(mean, cunning, knowing, imperceptible)
1
dishonest(mean, cunning, deceitful, knowing)
1
dishonorable(mean, cunning, knowing, sly)
1
elusive(mean, cunning, knowing, crafty)
1
foxy(mean, cunning, knowing, sly)
1
guileful(mean, cunning, knowing, crafty)
1
scheming(mean, cunning, knowing, crafty)
1
tricky(mean, cunning, knowing, crafty)
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APASmart Define. (2015). covert thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/covert/thesaurus/synonyms
ChicagoSmart Define. 2015. "covert thesaurus" https://smartdefine.org/covert/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, covert thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/covert/thesaurus/synonyms>.
MLASmart Define. "covert thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/covert/thesaurus/synonyms>