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
Their love was no longer a secret, or a lie, or unfaithful.
—
Penn Badgley, Vulture, 1 Dec. 2025
Season 3 also includes the heightened drama of finding out what really happened regarding allegations of Jessi Ngatikaura being unfaithful to her husband and the unraveling of her and some of the other women’s relationship with Demi Engemann, who has had tension with more than a few of them.
—Lisa Respers France, CNN Money, 11 Nov. 2025
Conrique’s dusky voice effortlessly conveys the emotional distress, before turning the song into one of bravery, as the protagonist leaves the unfaithful lover and then reminds the ex of all the ways those ongoing habits will lead to heartbreak in future relationships.
—Jessica Nicholson, Billboard, 10 Nov. 2025
Both men had allegedly been unfaithful.
—Madison E. Goldberg, PEOPLE, 7 Oct. 2025
See All Example Sentences for unfaithful
Penn Badgley, Vulture, 1 Dec. 2025
Season 3 also includes the heightened drama of finding out what really happened regarding allegations of Jessi Ngatikaura being unfaithful to her husband and the unraveling of her and some of the other women’s relationship with Demi Engemann, who has had tension with more than a few of them.
—Lisa Respers France, CNN Money, 11 Nov. 2025
Conrique’s dusky voice effortlessly conveys the emotional distress, before turning the song into one of bravery, as the protagonist leaves the unfaithful lover and then reminds the ex of all the ways those ongoing habits will lead to heartbreak in future relationships.
—Jessica Nicholson, Billboard, 10 Nov. 2025
Both men had allegedly been unfaithful.
—Madison E. Goldberg, PEOPLE, 7 Oct. 2025
See All Example Sentences for unfaithful
Recent Examples of Synonyms for unfaithful
Adjective
-
Russell fabricates a lie with the rest of the villains, and the heroes believe it, despite a warning from one traitorous tribemate.—
Literary Hub,
Literary Hub,
5 Dec. 2025
-
That video drew the ire of President Donald Trump, who deemed it traitorous.—
Mike Wall,
Space.com,
25 Nov. 2025
Adjective
-
The generator is designed as an auxiliary or primary power source for satellites operating where solar energy is unreliable or insufficient.—
Neetika Walter,
Interesting Engineering,
11 Feb. 2026
-
Snow and cold conditions have become increasingly unreliable.—
Laura Paddison,
CNN Money,
10 Feb. 2026
Adjective
-
Authorities did not provide additional details about the agents' apparently false statements.—
Nicole Acevedo,
NBC news,
13 Feb. 2026
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Nevertheless, Worden continued to promote the false claim to news outlets and hired a media consultant to amplify it, the documents said.—
Marc Ramirez,
USA Today,
13 Feb. 2026
Adjective
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Consumed by rage and betrayal, Eleanor is driven to take a bloody, supernatural revenge upon her faithless husband.—
Robert Lang,
Deadline,
27 Dec. 2025
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Spouses, in this gritty Philadelphia suburb, are mostly faithless, absent or dead.—
Angie Han,
HollywoodReporter,
28 Aug. 2025
Adjective
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To make these observations is not disloyal or unpatriotic.—
DP Opinion,
Denver Post,
12 Jan. 2026
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Marcano Tábata did not fall because he was seen as disloyal.—
Antonio María Delgado,
Miami Herald,
8 Jan. 2026
Adjective
-
Moltzan’s run was especially impressive given the treacherous nature of the slalom course on Tuesday, as eight of the 26 racers either did not finish or were disqualified.—
Molly Hunter,
NBC news,
10 Feb. 2026
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Farley saw firsthand how a Bronco helped a Utah search and rescue team navigate treacherous terrain during real rescue missions, Cope said.—
Jamie L. LaReau,
USA Today,
8 Feb. 2026
Cite this Entry
“Unfaithful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfaithful. Accessed 14 Feb. 2026.
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