2
low(dishonest, deceitful, shameful, disgraceful, sly)
2
lubricious(adjective, honest, underhand)
2
malevolent(adjective, mean, bad, evil, base)
2
masterful(adjective, cunning)
2
masterly(adjective, cunning)
2
mean(adjective, bad, evil, base, wicked)
2
nasty(adjective, wicked, sly, unfair, shifty)
2
nefarious(adjective, wicked)
2
not kosher
2
offensive(adjective, wicked, shameful, disgraceful, disreputable)
2
on the quiet(expression, idiom, dishonest, cunning, deceitful)
2
out-of-the-way(adjective, ambiguous, rambling, incidental, circuitous)
2
out of proportion(expression, uneven, unbalanced, bumpy, lumpy)
2
planetary(irregular, unsettled, unpredictable, unreliable, meandering)
2
prevaricating(adjective, dishonest)
2
quick(adjective, cunning)
2
scandalous(adjective, corrupt, wicked, dishonest, crooked)
2
secret(dishonest, cunning, deceitful, knowing, crafty)
2
shameful(adjective, wicked, dishonest, disgraceful, crooked)
2
shameless(adjective, wicked)
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APASmart Define. (2016). devious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/devious/thesaurus/synonyms
ChicagoSmart Define. 2016. "devious thesaurus" https://smartdefine.org/devious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, devious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/devious/thesaurus/synonyms>.
MLASmart Define. "devious thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/devious/thesaurus/synonyms>