20
perfidy(noun, plan, continue, fake, cheat)
19
betrayal(noun, act, fake, deception, doubt)
17
treason(noun, plan, damage, fake, deception)
15
deceit(noun, craft, cheat, practice, deception)
15
dishonesty(noun, art, craft, change, disregard)
15
disloyalty(noun, change, disregard, plan, wrong)
14
faithlessness(noun, disregard, continue, fake, scorn)
14
falseness(noun, continue, fake, deception, doubt)
14
perfidiousness(noun, continue, fake, deception, doubt)
12
infidelity(noun, continue, fake, deception, doubt)
11
duplicity(noun, craft, fake, deception, swindle)
11
deception(noun, craft, cheat, ripoff, dishonest)
9
duality(deception, division, dishonesty, deceit, falsehood)
9
fraud(noun, cheat, deception, doubt, ripoff)
8
chicanery(noun, craft, cheat, deception, ripoff)
8
double-dealing(noun, fake, deception, swindle, dishonesty)
8
guile(noun, craft, deception, swindle, dishonesty)
8
shame(noun, disgrace, dishonor, embarrassment, humiliation)
8
traitorousness(noun, continue, deception, doubt, trust)
7
falsity(noun, continue, deception, doubt, trust)
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APASmart Define. (2015). treachery thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/treachery/thesaurus/synonyms
ChicagoSmart Define. 2015. "treachery thesaurus" https://smartdefine.org/treachery/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, treachery thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/treachery/thesaurus/synonyms>.
MLASmart Define. "treachery thesaurus" 23 December 2015. Web. 22 September 2026. <https://smartdefine.org/treachery/thesaurus/synonyms>