4
dishonorable(adjective, mean, bad, fake, base)
4
double-tongued
4
evasive(adjective, false, dishonest, deceitful, dubious)
4
untrue(adjective, fake, false, dishonest, deceitful)
4
untruthful(adjective, false, dishonest, deceitful, dubious)
3
Machiavellian
3
dishonourable
3
dissembling(adjective, false, dishonest, slick, hypocritical)
3
equivocal
3
lubricious(adjective, honest, dishonest, cunning, fickle)
3
shrewd
3
unfaithful(noun, adjective, mean, bad, base)
2
base(adjective, mean, bad, evil, wicked)
2
canny
2
corrupt(adjective, mean, bad, evil, base)
2
counterfeit(adjective, fake, deceitful, untrue)
2
criminal(fake, deceitful, untrue)
2
disloyal(adjective, mean, bad, evil, base)
2
dodgy
2
double(false, dishonest, deceitful, lying, slick)
11 years ago|5.5k views|share |citing 
APASmart Define. (2015). duplicitous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/duplicitous/thesaurus/synonyms
ChicagoSmart Define. 2015. "duplicitous thesaurus" https://smartdefine.org/duplicitous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, duplicitous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/duplicitous/thesaurus/synonyms>.
MLASmart Define. "duplicitous thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/duplicitous/thesaurus/synonyms>