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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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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Example Sentences
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Recent Examples of infidelity
Terms of UsePrivacy Policy Terms of UsePrivacy Policy Some fans attribute that to past infidelity and her being dissociated from the sentimental moment as a result.
—
Essence, 4 Nov. 2025
When the bill comes due after seven years of high living, infidelity, gambling, drinking, and usury, Jabez’s only hope seems to be Daniel Webster (Edward Arnold), the revered and charismatic politician and orator.
—Keith Phipps, Vulture, 31 Oct. 2025
The album details alleged infidelity by a partner, assumed to be Harbour.
—Thomas Smith, Billboard, 30 Oct. 2025
Lily Allen releases her first album in seven years, a shocking album about infidelity in an open relationship.
—Taijuan Moorman, USA Today, 27 Oct. 2025
See All Example Sentences for infidelity
Essence, 4 Nov. 2025
When the bill comes due after seven years of high living, infidelity, gambling, drinking, and usury, Jabez’s only hope seems to be Daniel Webster (Edward Arnold), the revered and charismatic politician and orator.
—Keith Phipps, Vulture, 31 Oct. 2025
The album details alleged infidelity by a partner, assumed to be Harbour.
—Thomas Smith, Billboard, 30 Oct. 2025
Lily Allen releases her first album in seven years, a shocking album about infidelity in an open relationship.
—Taijuan Moorman, USA Today, 27 Oct. 2025
See All Example Sentences for infidelity
Recent Examples of Synonyms for infidelity
Noun
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Bianca filed for divorce on the grounds of adultery in 1978, a year after Mick started seeing model Jerry Hall.—
Marina Watts,
PEOPLE,
30 Oct. 2025
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As China’s economy has grown, so too has its incidence of adultery.—
Sheri Linden,
HollywoodReporter,
23 Oct. 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 14 Nov. 2025.
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