as in traitorous
not true in one's allegiance to someone or something
colonists who later proved to be unfaithful to the cause of independence
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Example Sentences
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Recent Examples of unfaithful
In My Good Side, the Vanderpump Rules alum, 40, opened up about how her husband admitted to being unfaithful amid the fallout of Rachel Leviss' cheating scandal with Tom Sandoval in 2023, which prompted the end of the latter's nine-year relationship with Ariana Madix.
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Ilana Kaplan, People.com, 22 July 2025
The pair is accused of having been caught being unfaithful.
—Marni Rose McFall, MSNBC Newsweek, 21 July 2025
Such partners, especially men with this trait, were also more suspicious of their own partners being unfaithful to them.
—Mark Travers, Forbes.com, 19 July 2025
Too many of us were taught that wills are only for the wealthy or the elderly—that thinking about death is morbid or unfaithful.
—Jehan Crump‑gibson, Essence, 10 July 2025
See All Example Sentences for unfaithful
Ilana Kaplan, People.com, 22 July 2025
The pair is accused of having been caught being unfaithful.
—Marni Rose McFall, MSNBC Newsweek, 21 July 2025
Such partners, especially men with this trait, were also more suspicious of their own partners being unfaithful to them.
—Mark Travers, Forbes.com, 19 July 2025
Too many of us were taught that wills are only for the wealthy or the elderly—that thinking about death is morbid or unfaithful.
—Jehan Crump‑gibson, Essence, 10 July 2025
See All Example Sentences for unfaithful
Recent Examples of Synonyms for unfaithful
Adjective
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Clarisse looks intimidating climbing out of a boat, as does Bushnell’s traitorous Luke, who wields a sharp-looking knife.—
Dessi Gomez,
Deadline,
24 July 2025
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There's a delicious whodunit aspect to it, too, as the list of five potentially traitorous suspects includes the operative's own high-profile wife (Cate Blanchett).—
Brian Truitt,
USA Today,
4 July 2025
Adjective
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Meanwhile, the statement described the pollster as unreliable, citing past inaccuracies.—
Martha McHardy,
MSNBC Newsweek,
15 Aug. 2025
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Free parking eliminates a major logistical headache and financial burden, especially when downtown parking prices are high or public transit is unreliable.—
Gleb Tsipursky,
The Orlando Sentinel,
15 Aug. 2025
Adjective
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Fleeing from violence and a dark history, a man adopts a false identity looking to start over in the idyllic Canary Islands' town of Arcadia, where a new love interest could change his life — if his past doesn't come back to haunt him.—
Veronica Villafañe,
Forbes.com,
8 Aug. 2025
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Aldridge could face up to 10 years in prison on each federal civil rights violation and 20 years for each false report, the news release said.—
Angie DiMichele,
Sun Sentinel,
7 Aug. 2025
Adjective
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In 2016, a record number of faithless votes were cast.—
Robert Alexander and Anna Dawley,
MSNBC Newsweek,
23 Apr. 2025
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Don Cheadle and Benicio del Toro are both quite good as part of a team that’s tasked with stealing a secret document, setting the stage for a drama involving gangsters, faithless lovers, and white-collar crooks.—
Tim Grierson,
Vulture,
24 Jan. 2025
Adjective
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Picquart reopens the investigation and pushes for a retrial, butting heads with his superiors and with a disloyal, antisemitic subordinate (Grégory Gadebois)—ultimately derailing his military career in the pursuit of justice.—
Richard Brody,
New Yorker,
14 Aug. 2025
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Once viewed as disloyal, this approach is quickly becoming the smartest hedge against a volatile economy.—
Cheryl Robinson,
Forbes.com,
2 July 2025
Adjective
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The Mass and Cass crisis has seeped into surrounding neighborhoods, making life in Boston treacherous.—
Boston Herald editorial staff,
Boston Herald,
27 July 2025
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Find one of the fairway bunkers and your second shot is treacherous and, potentially, tournament ending with water lurking down the entire left side of the hole.—
Jace Frederick,
Twin Cities,
22 July 2025
Cite this Entry
“Unfaithful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfaithful. Accessed 21 Aug. 2025.
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