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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Burden’s family legacy was fractured by infidelity and a laissez faire attitude, at least in the public sphere, toward men behaving badly.—
Marc Weingarten,
Los Angeles Times,
31 Mar. 2026 -
During the documentary, the former couple also discussed Odom's infidelity.—
Ariana Quihuiz,
PEOPLE,
31 Mar. 2026
Noun
-
Mamdani received intense backlash over the appeal from advocacy groups, who branded the flip-flop a betrayal.—
Josephine Stratman,
New York Daily News,
25 Mar. 2026
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As the consequences of that initial act spread through the household, the story develops through status, bloodline and resentment, building into a period drama centered on betrayal, ambition and the struggle for position within the family.—
Emiliano de Pablos,
Variety,
24 Mar. 2026
Noun
-
The Bible teaches that lying, stealing, adultery and coveting your neighbor’s property are sins.—
Sun Sentinel Editorial Board,
Sun Sentinel,
16 Mar. 2026
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The facile novelty of adultery is its own mask, a sexy way of dressing up a deep, frightened longing for security.—
Sara Holdren,
Vulture,
6 Mar. 2026
Noun
-
Undocumented immigrants venture from Mexico, often underestimating of the treachery of the landscape.—
Shi En Kim,
AZCentral.com,
26 Mar. 2026
-
Jonathan Cute kept probing the murky realms between tourism and treachery.—
Adam Ciralsky,
Vanity Fair,
19 Mar. 2026
Noun
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Pictures removed Azmoun later removed the pictures but was still lambasted on state TV on Thursday with soccer pundit Mohammad Misaghi saying the striker’s actions had been an act of disloyalty.—
Reuters,
CNN Money,
20 Mar. 2026
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Research on group dynamics shows that dissent is often interpreted as disloyalty rather than contribution.—
Benjamin Laker,
Forbes.com,
16 Jan. 2026
Noun
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After being tricked by Scarpia, Cavaradossi is hanged for treason.—
Courtney Lewis,
Florida Times-Union,
28 Mar. 2026
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Other montage highlights and lowlights include Margo Madison being found guilty of treason and Samantha Massey being convicted of conspiracy to violate the M-7 charter.—
Sophie Brookover,
Vulture,
27 Mar. 2026
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Cite this Entry
“Faithlessness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/faithlessness. Accessed 3 Apr. 2026.
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