148 entries under deceitful topic. ×

16
unscrupulous(adjective, mean, hard, smooth, evil)
15
two-faced(adjective, mean, wrong, base, false)
14
shifty(adjective, mean, smooth, wrong, smart)
14
cunning(adjective, mean, smooth, smart, false)
14
devious(adjective, mean, fake, base, false)
14
duplicitous(adjective, mean, fake, base, false)
14
sly(adjective, false, dishonest, cunning)
14
unsafe(adjective, delicate, uncertain, sensitive, dishonest)
13
undependable(adjective, false, dishonest, unpredictable)
13
wily(adjective, mean, smooth, smart, false)
12
fraudulent(adjective, fake, false, corrupt, dishonest)
12
insincere(adjective, false, dishonest, cunning)
12
lying(adjective, false, corrupt, dishonest, cunning)
12
misleading(adjective, wrong, false, dishonest, cunning)
12
recreant(adjective, mean, continue, base, false)
12
scheming(adjective, mean, smooth, dishonest)
11
artful(adjective, mean, smooth, dishonest)
11
designing(adjective, mean, smooth, smart, false)
11
foxy(adjective, false, dishonest, untrustworthy)
11
sneaky(adjective, mean, smooth, smart, false)
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APASmart Define. (2016). treacherous thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/treacherous/thesaurus/synonyms
ChicagoSmart Define. 2016. "treacherous thesaurus" https://smartdefine.org/treacherous/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, treacherous thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/treacherous/thesaurus/synonyms>.
MLASmart Define. "treacherous thesaurus" 4 March 2016. Web. 30 September 2026. <https://smartdefine.org/treacherous/thesaurus/synonyms>