Synonyms of perfidy
41 similar words
Another word for perfidy is double-dealing. Other synonyms of perfidy are treason, betrayal, treachery, trickery and tergiversation.
Synonyms and similar words for perfidy
nounA state or act of violating faith or allegiance; violation of a promise or vow, or of trust.
- betrayalThe act of betraying.
- treacheryTreason.
- perfidiousnessUnfaithfulness; deceitfulness; perfidy.
- breach of promise
- breach of trustAn act, omission or concealment, by which a person who has a fiduciary duty to act in the interest of another instead...
- double-dealingDeceit or treachery.
- Judas kissAny act of treachery under the guise of kindness.
- stab in the backAn act of betrayal or treachery.
- tergiversationThe act of abandoning something or someone, of changing sides; desertion; betrayal.
- treacherousnessTreachery; the characteristic of being treacherous.
- treasonThe crime of betraying one’s own country.
- prodition obsoleteTreachery; treason.
- Punic faith archaicTreachery, deceitfulness, bad faith.
- swike dialectal, obsoleteDeceit; treachery.
- traitory obsoleteTreachery; acts of a traitor.
nounA state or act of deceit.
- underhandednessThe characteristic of being underhanded.
- trickeryDeception, deceit or underhanded behavior.
- deceit
- deceitfulnessThe state or quality of being deceitful; duplicity.
- deceptivenessThe state or quality of being deceptive.
- dissimulationThe act of concealing the truth; hypocrisy or deception.
- duplicity
- fraudulenceThe condition of being fraudulent; deceitfulness.
- deceptionAn instance of actions and/or schemes fabricated to mislead someone into believing a lie or inaccuracy.
- imposition formal
- hype
- duperyThe act or practice of duping; the condition of being deceived.
- fiddle
- fetch
- hocus-pocus
- jugglery
- legerdemain
- list
- mislead
- prestidigitation
- ruse
- sleight of hand
- subterfuge
- fraudulency datedFraudulence.
- rinky-dink archaic
- swack UK, dated
Meaning of perfidy
- noun A state or act of violating faith or allegiance; violation of a promise or vow, or of trust.
- noun An illegitimate act of deception, such as using symbols like the Red Cross or white flag in a false claim of surrender to gain proximity to an enemy for purposes of attack.
- noun A state or act of deceit.
perfidy in other languages
Questions about synonyms of perfidy
- What is another word for perfidy?
- Perfidy has 41 synonyms on Word.ws, such as double-dealing, treason, betrayal, treachery, trickery, tergiversation, treacherousness and deception.
- What does perfidy mean?
- Perfidy means a state or act of violating faith or allegiance; violation of a promise or vow, or of trust.
Source and license
Adapted from Wiktionary: perfidy (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.
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Cite this page: “Synonyms of perfidy.” Word.ws, https://word.ws/synonyms/perfidy. Based on Wiktionary, CC BY-SA 4.0.