16
scheming(adjective, negative, dishonest, cunning, deceitful)
16
slithery(adjective, smooth, informal, uncertain, unreliable)
15
deceitful(adjective, false, dishonest, cunning, lying)
14
designing(adjective, smart, false, negative, dishonest)
14
evasive(adjective, uncertain, seek, cunning, deceitful)
14
glassy(adjective, smooth, polished, slick, icy)
13
calculating(adjective, sharp, negative, intelligent, cunning)
13
crooked(adjective, bad, wrong, false, dishonest)
13
lubricious(adjective, smooth, informal, cunning, slick)
12
sneaky(adjective, bad, wrong, false, uncertain)
12
unreliable(adjective, delicate, false, uncertainty, uncertain)
11
canny(adjective, smooth, sharp, smart, informal)
11
deceptive(adjective, false, dishonest, cunning, deceitful)
11
false(adjective, uncertain, dishonest, deceitful, lying)
11
questionable(adjective, uncertainty, dishonest, deceitful, unreliable)
11
sharp(adjective, bad, wrong, keen, smart)
11
underhand(adjective, bad, wrong, keen, sharp)
11
unscrupulous(adjective, bad, wrong, false, negative)
11
unstable(adjective, weak, smooth, delicate, uncertain)
10
disingenuous(adjective, false, negative, dishonest, cunning)
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APASmart Define. (2016). slippery thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/slippery/thesaurus/synonyms
ChicagoSmart Define. 2016. "slippery thesaurus" https://smartdefine.org/slippery/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, slippery thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/slippery/thesaurus/synonyms>.
MLASmart Define. "slippery thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/slippery/thesaurus/synonyms>