1
as in infidelity
lack of faithfulness especially to one's husband or wife
his wife's perfidy was a moment of uncharacteristic weakness
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Antonyms & Near Antonyms
2
as in treachery
the act or fact of violating the trust or confidence of another
the full cost—both in compromised intelligence and in human life—of the double agent's perfidy is not yet known
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Antonyms & Near Antonyms
Examples Sentences
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Recent Examples of perfidy
To Netanyahu’s supporters urging restraint by Israel is an act of perfidy, rather than an instance of a president upholding his oath to protect American interests.
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Ben Krull, New York Daily News, 22 Apr. 2024
Drawing on American foreign policy circa 9/11 and the Iraq War, these pieces were huge collages of perfidies that Weinberger fashioned into a narrative of governmental misdeeds.
—Wyatt Mason, Harper's Magazine, 26 Apr. 2024
For a regime that has staked much of its credibility and political future on the war in Ukraine, Putin and his Kremlin allies need to keep the domestic focus on the perfidy of the foes next door.
—Ishaan Tharoor, Washington Post, 27 Mar. 2024
London audiences welcomed a scathing romp about the perfidies of global capitalism.
—Rebecca Mead, The New Yorker, 4 Mar. 2024
See all Example Sentences for perfidy 
Ben Krull, New York Daily News, 22 Apr. 2024
Drawing on American foreign policy circa 9/11 and the Iraq War, these pieces were huge collages of perfidies that Weinberger fashioned into a narrative of governmental misdeeds.
—Wyatt Mason, Harper's Magazine, 26 Apr. 2024
For a regime that has staked much of its credibility and political future on the war in Ukraine, Putin and his Kremlin allies need to keep the domestic focus on the perfidy of the foes next door.
—Ishaan Tharoor, Washington Post, 27 Mar. 2024
London audiences welcomed a scathing romp about the perfidies of global capitalism.
—Rebecca Mead, The New Yorker, 4 Mar. 2024
See all Example Sentences for perfidy
Recent Examples of Synonyms for perfidy
Noun
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The most shocking moment comes when Contessa accuses Dr. Damon of infidelity and fathering mixed-race children—a claim the other ladies quickly shut down.Shelby Stewart, Essence, 23 Dec. 2024
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Newlywed Taking $50K From Parents For Wedding But Eloping Instead Cheered By Lydia Patrick Life & Trends Reporter 0 A woman discovered her partner's infidelity with their next door neighbor 16 years his junior, which led to an affair child—and the internet has rallied in support.Tim Ryan, Newsweek, 18 Dec. 2024
Noun
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Yet Milady and her treachery have for nearly 200 years always stood out.Stephen Schaefer, Boston Herald, 15 Apr. 2024
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The eternal fight for liberty — slaves into gladiators, gladiators into free men — calls for courage and purpose beyond Lucius’s nightmarish expectations, uncovering the treachery and chicanery of Roman politics.Armond White, National Review, 6 Dec. 2024
Noun
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The article included other remarks related to Carter’s faith − such as the importance of the separation of church and state, a conviction born of Carter’s Southern Baptist upbringing − but the adultery comment opened a rift with Carter’s kin in Christ.John Bacon, USA TODAY, 31 Dec. 2024
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Here’s what to know about the legal proceedings of adultery in Texas.Marley Malenfant, Austin American-Statesman, 9 Dec. 2024
Noun
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This situation could lead to feelings of resentment, embarrassment and a sense of betrayal, driving valuable talent to seek opportunities elsewhere.Jack Kelly, Forbes, 2 Jan. 2025
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Meanwhile, Matt’s three-part series into Ralph Rocha, an ex-Mexican Mafia member who is facing a life sentence for extortion, took readers on a ride of betrayal and greed.Defne Karabatur, Los Angeles Times, 30 Dec. 2024
Noun
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These statements triggered significant backlash, including accusations of disloyalty and social media campaigns to discredit her.Andy Biggs, Newsweek, 24 Dec. 2024
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Political interference by Bashir's ruling political party, the officer said, had weakened the Sudanese military by repeatedly purging those suspected of disloyalty and promoting officers based on loyalty rather than competence.Andrew Natsios, Foreign Affairs, 1 Feb. 2012
Noun
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Yoon has presidential immunity from most criminal prosecutions, but the privilege does not extend to allegations of rebellion or treason.Michael Dorgan, Fox News, 31 Dec. 2024
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Although Yoon retains presidential immunity from criminal prosecution that protection does not cover accusations of rebellion or treason.George Monastiriakos, Newsweek, 30 Dec. 2024
Thesaurus Entries Near perfidy
Cite this Entry
“Perfidy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/perfidy. Accessed 17 Jan. 2025.
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