1
as in adultery
lack of faithfulness especially to one's husband or wife
infidelity can lead to divorce
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Antonyms & Near Antonyms
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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Antonyms & Near Antonyms
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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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of infidelity
In China, a new industry has emerged devoted to helping couples stay married in the face of infidelity.
—
Jill Goldsmith, Deadline, 24 Oct. 2025
The two shared a tumultuous partnership that included allegations of infidelity, and divorced in 1967.
—Raven Brunner, PEOPLE, 8 Oct. 2025
From Sandra Bullock facing heartbreak when her then-husband Jesse James admitted to infidelity, to Reese Witherspoon moving on with a summer romance after her divorce, here's a look at Kidman’s Hollywood inner circle and their high-profile romances that have been in the spotlight.
—Stephanie Giang-Paunon, FOXNews.com, 4 Oct. 2025
Wole’s infidelity is an important inciting incident, but this moment of personal reckoning was inevitable.
—Cressida Leyshon, New Yorker, 28 Sep. 2025
See All Example Sentences for infidelity
Jill Goldsmith, Deadline, 24 Oct. 2025
The two shared a tumultuous partnership that included allegations of infidelity, and divorced in 1967.
—Raven Brunner, PEOPLE, 8 Oct. 2025
From Sandra Bullock facing heartbreak when her then-husband Jesse James admitted to infidelity, to Reese Witherspoon moving on with a summer romance after her divorce, here's a look at Kidman’s Hollywood inner circle and their high-profile romances that have been in the spotlight.
—Stephanie Giang-Paunon, FOXNews.com, 4 Oct. 2025
Wole’s infidelity is an important inciting incident, but this moment of personal reckoning was inevitable.
—Cressida Leyshon, New Yorker, 28 Sep. 2025
See All Example Sentences for infidelity
Recent Examples of Synonyms for infidelity
Noun
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As China’s economy has grown, so too has its incidence of adultery.—
Sheri Linden,
HollywoodReporter,
23 Oct. 2025
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Unhappy unions loom large in the novel, which teems with adultery.—
Katy Waldman,
New Yorker,
22 Sep. 2025
Noun
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The former activity can be useful; the latter is a clear betrayal.—
Damon Beres,
The Atlantic,
5 Nov. 2025
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Over the course of eight episodes, the show traces how mounting pressures, deceit and betrayal led to patriarch Alex Murdaugh murdering his wife, Maggie, and their son, Paul, in 2021.—
Brianne Tracy,
PEOPLE,
5 Nov. 2025
Noun
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Former Ray County Sheriff Scott Childers, whose tenure was dogged by a maelstrom of misconduct allegations that led to his resignation, appeared in federal court in downtown Kansas City on civil rights violation charges on Wednesday.—
Kacen Bayless,
Kansas City Star,
5 Nov. 2025
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Greenfield Police Chief Jay Johnson faces a felony misconduct charge for allegedly using a police camera at his private residence.—
Adrienne Davis,
jsonline.com,
5 Nov. 2025
Noun
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Tarabay leads the cast as the titular Ashur, now thriving after his treachery.—
Randall Colburn,
Entertainment Weekly,
3 Nov. 2025
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And when the surviving crew interrogates the android Ash about his treachery, the book has him pretty much spill the space beans.—
Daniel Dockery,
Vulture,
22 Sep. 2025
Noun
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The first accounts of cheating and payoffs during exam week surfaced—a blow to the belief in fairness on which the whole system of guilds depended.—
George Packer,
The Atlantic,
6 Nov. 2025
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As the film begins, a mother (Kim Hye-soo) and her young daughter (Park Yeon-ah) have just moved into a new apartment after Mom caught Dad cheating.—
Katie Rife,
Entertainment Weekly,
28 Oct. 2025
Noun
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Its leader Tundu Lissu has been detained on charges of treason after Hassan’s government accused him of planning to disrupt the October 29 election.—
Nimi Princewill,
CNN Money,
5 Nov. 2025
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The country's largest opposition party Chadema was banned from contesting the elections and its leader Tundu Lissu is currently on trial on treason charges.—
Kate Bartlett,
NPR,
3 Nov. 2025
Cite this Entry
“Infidelity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infidelity. Accessed 7 Nov. 2025.
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