6
fishy(wrong, false, dishonest, immoral, crooked)
6
furtive(adjective, dishonest, cunning, deceitful, dubious)
6
glazed(adjective, smooth, slick)
6
inconstant(adjective, weak, uncertain, sensitive, doubtful)
6
insincere(adjective, smooth, false, deceitful, lying)
6
lubricated(adjective, lubricated)
6
perilous(adjective, smooth, delicate, uncertain, unstable)
6
saponaceous(adjective, unctuousness, oily)
6
satiny(adjective, smooth, slick)
6
shifting(verb, adjective, changeable, fickle, volatile)
6
snaky(adjective, cunning)
6
underhanded(adjective, false, corrupt, dishonest, cunning)
6
unguent(adjective, lubricated)
6
unsure(adjective, delicate, uncertain, unstable, dishonest)
6
wary(adjective, smooth, sharp, smart, cunning)
5
waxy(adjective, smooth, slick, unctuousness, wax)
5
cute
5
dodgy
5
doubtful(adjective, weak, delicate, uncertain, unstable)
5
even(adjective, smooth, smoothness)
10 years ago|28k views|share |citing 
APASmart Define. (2016). slippery thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/slippery/thesaurus/synonyms
ChicagoSmart Define. 2016. "slippery thesaurus" https://smartdefine.org/slippery/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, slippery thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/slippery/thesaurus/synonyms>.
MLASmart Define. "slippery thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/slippery/thesaurus/synonyms>