1
as in infidelity
lack of faithfulness especially to one's husband or wife
a wife who long ago became resigned to the chronic faithlessness of her husband
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in betrayal
the act or fact of violating the trust or confidence of another
the former butler's mercenary faithlessness shocked and offended the royal family
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for faithlessness
Noun
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Importantly, Miller says monkey barring is fundamentally different from polyamory — while the latter refers to loving multiple people at once and requires the consent of everyone involved, the former is arguably a form of infidelity.—
Nicole Fallert,
USA Today,
19 Sep. 2025 -
And finances consistently rank among the top two causes of divorce—right alongside infidelity.—
Essence,
Essence,
19 Sep. 2025
Noun
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This final betrayal will be his undoing, as the enraged creature, doomed to live without connection, care, or love, finally snaps and destroys everything Victor holds dear.—
Thomas Page McBee,
Travel + Leisure,
16 Sep. 2025
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Your narrative, with its shifting of points of view among four longtime friends, allows for intimacy and drama as well as betrayals and loss as Desiree, Nakia, Monique and January (with Desiree’s estranged sister Danielle mostly on the sidelines) each tell their stories.—
Jane Ciabattari
September 16,
Literary Hub,
16 Sep. 2025
Noun
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Angela Paxton filed for divorce in July, accusing her husband of adultery.—
Lauren McGaughy,
ProPublica,
17 Sep. 2025
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In addition, Swazi law has a different definition of adultery for men and for women.—
The Editors,
JSTOR Daily,
15 Aug. 2025
Noun
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When does compromise become treachery or defeat?—
Literary Hub,
Literary Hub,
3 Sep. 2025
-
Could Juno be behind this treachery, as payback for David destroying her spy corporation and for changing his oldest daughter into a killer?—
Demetrius Patterson,
HollywoodReporter,
27 Aug. 2025
Noun
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A lot of disloyalty this season with lots of empty words.—
Dalton Ross,
EW.com,
22 Aug. 2025
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Kennedy defended his top aide Stefanie Spear, who has been targeted by Loomer, over her seeming disloyalty to Trump.—
Nathaniel Weixel,
The Hill,
15 Aug. 2025
Noun
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Parliamentary officials met with at least 10 student unions, whose demands included the release of demonstrators and an investigation into Prabowo’s accusation about treason.—
Reuters,
NBC news,
4 Sep. 2025
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The main opposition party, CHADEMA, was disqualified in April and its leader Tundu Lissu remains in custody after he was charged with treason for demanding electoral reforms.—
Preeti Jha,
semafor.com,
29 Aug. 2025
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Cite this Entry
“Faithlessness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/faithlessness. Accessed 22 Sep. 2025.
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