1
as in adultery
lack of faithfulness especially to one's husband or wife
infidelity can lead to divorce
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2
as in betrayal
the act or fact of violating the trust or confidence of another
the one thing that the political boss will not forgive is infidelity
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3
as in misconduct
a sexual encounter or relationship between a married person and someone other than their spouse
had known about his wife's infidelities for years
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Examples Sentences
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Recent Examples of infidelity
Forgiveness is possible, but reconciliation is not mandatory, particularly when the infidelity stemmed from ego validation rather than relationship issues.
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Jason Fields, Newsweek, 5 Dec. 2024
Like Trump, Hegseth’s first and second marriages ended after infidelity by Hegseth, according to court records.
—Tom Zirpoli, Baltimore Sun, 27 Nov. 2024
The sordid origin story of infidelity that explains Elphaba’s birth and dysfunctional family taints everything that follows.
—Armond White, National Review, 27 Nov. 2024
In June, Nodal shared a video addressing infidelity rumors between him and his former partner, Cazzu.
—Tomás Mier, Rolling Stone, 27 Nov. 2024
See all Example Sentences for infidelity 
Jason Fields, Newsweek, 5 Dec. 2024
Like Trump, Hegseth’s first and second marriages ended after infidelity by Hegseth, according to court records.
—Tom Zirpoli, Baltimore Sun, 27 Nov. 2024
The sordid origin story of infidelity that explains Elphaba’s birth and dysfunctional family taints everything that follows.
—Armond White, National Review, 27 Nov. 2024
In June, Nodal shared a video addressing infidelity rumors between him and his former partner, Cazzu.
—Tomás Mier, Rolling Stone, 27 Nov. 2024
See all Example Sentences for infidelity
Recent Examples of Synonyms for infidelity
Noun
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The flick was a comedic noir that imagined a Hollywood where cartoons and humans live together, and the plot involved murder, adultery, blackmail and other adult topics.Victoria Edel, People.com, 4 Nov. 2024
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She’s getting beheaded for committing adultery with a distant cousin.Elle Carroll, Vulture, 18 June 2024
Noun
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Although animated, Boyens emphasizes that the film quickly immerses audiences into a familiar world, exploring themes of honor, family, and loyalty alongside betrayal, jealousy, and obsession – all hallmarks of Tolkien’s storytelling.Rochelle Beighton, CNN, 13 Dec. 2024
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The past year’s paltry outcome will surely cast a shadow over relations between developed and undeveloped countries, the most imperiled of which view the weak finance deal as a betrayal of trust.Zoë Schlanger, The Atlantic, 13 Dec. 2024
Noun
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About an equal number of men and women have come forward to accuse Combs of misconduct, with the accusations spanning over a 20-year period, the BBC reported, citing Buzbee.Charna Flam, People.com, 14 Dec. 2024
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According to Pelletier, the DOJ's approach often leaves individual corporate wrongdoers untouched, even when the DOJ says there's evidence of serious misconduct.Brian Mann, NPR, 13 Dec. 2024
Noun
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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
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Hosted by Alan Cumming, the game of treachery and deceit returns to Peacock on Thursday, January 9th.Anne Easton, Forbes, 31 Oct. 2024
Noun
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Yoon has immunity from most criminal prosecution as president, but that doesn’t extend to allegations of rebellion or treason.Hyung-Jin Kim and Kim Tong-Hyung, Los Angeles Times, 15 Dec. 2024
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Later, Kieran was arrested for treason, after Constantine found in his locker evidence of spycraft.Matt Webb Mitovich, TVLine, 15 Dec. 2024
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Cite this Entry
“Infidelity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infidelity. Accessed 21 Dec. 2024.
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