2
imposture(noun, cheat, ripoff, treachery)
2
improbity(noun, dishonesty, treachery, fraud, deceit)
2
inaccuracy(noun, deception, dishonesty, deceit, falseness)
2
indirection(noun, cheat, dishonesty, treachery, crookedness)
2
mendacity(noun, deception, dishonesty, treachery, fraud)
2
rascality(noun, dishonesty, treachery, fraud, deceit)
2
scam(noun, fake, cheat, informal, ripoff)
2
sharp practice(noun, expression, idiom, cheat, ripoff)
2
trickery(noun, plan, cheat, deception, ripoff)
2
two-timing(noun, fake, dishonesty, treachery, dodge)
1
Judas kiss(noun, expression, deception, division, dishonesty)
1
abrogation(retreat, withdrawal, abandonment, disappearance, betrayal)
1
absconding(retreat, withdrawal, abandonment, disappearance, betrayal)
1
artifice(noun, deception, dishonesty, treachery, cunning)
1
avoidance(retreat, withdrawal, abandonment, disappearance, betrayal)
1
backsliding(retreat, withdrawal, abandonment, disappearance, betrayal)
1
betrayal of trust(noun, expression, idiom, treachery, falseness)
1
breach of faith(noun, expression, idiom, deception, treachery)
1
breach of trust(noun, expression, idiom, treachery, falseness)
1
breaking of faith(noun, expression, idiom, treachery, falseness)
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APASmart Define. (2015). perfidy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/perfidy/thesaurus/synonyms
ChicagoSmart Define. 2015. "perfidy thesaurus" https://smartdefine.org/perfidy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, perfidy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/perfidy/thesaurus/synonyms>.
MLASmart Define. "perfidy thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/perfidy/thesaurus/synonyms>