14
designing(adjective, false, negative, cunning, crafty)
14
guileful(adjective, sharp, honest, false, negative)
14
insidious(adjective, sharp, dishonest, cunning, deceitful)
14
slick(adjective, negative, cunning, deceitful, sly)
14
treacherous(adjective, mean, fake, base, false)
13
evasive(adjective, false, deceitful, dubious, tricky)
12
Machiavellian(adjective, smooth, sharp, negative, wicked)
12
calculating(adjective, negative, cunning, deceitful, shrewd)
12
deceptive(adjective, false, restrained, dishonest, cunning)
12
sneaky(adjective, honest, false, dishonest, cunning)
11
disingenuous(adjective, honest, false, negative, restrained)
11
duplicitous(noun, adjective, mean, fake, honest)
11
unscrupulous(adjective, mean, base, corrupt, negative)
11
untrustworthy(adjective, mean, bad, base, dishonest)
10
winding(adjective, bent, ambiguous, incidental, circuitous)
9
erratic(adjective, irregular, unsettled, purpose, unpredictable)
9
false(noun, adjective, mean, fake, base)
9
insincere(adjective, restrained, dishonest, deceitful, lying)
9
underhanded(adjective, mean, bad, honest, base)
9
clever(adjective, sensitive, intelligent, cunning, deceitful)
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APASmart Define. (2016). devious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/devious/thesaurus/synonyms
ChicagoSmart Define. 2016. "devious thesaurus" https://smartdefine.org/devious/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, devious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/devious/thesaurus/synonyms>.
MLASmart Define. "devious thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/devious/thesaurus/synonyms>