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
-
Paul Gorton acts as Vernon’s unreliable tour guide.—
John Hopewell,
Variety,
18 Feb. 2026
-
In place of unreliable zippers that can snag or break easily, this hardshell suitcase uses secure, convenient latches.—
Caroline Hughes,
Travel + Leisure,
17 Feb. 2026
Adjective
-
After chasing thousands of leads and pursuing several false confessions, investigators arrested the four men in 1999.—
Greg Wehner,
FOXNews.com,
20 Feb. 2026
-
This becomes, like the false premises of a rom-com relationship, the dirt between the gears of their dynamic.—
Jackson McHenry,
Vulture,
20 Feb. 2026
Adjective
-
Consumed by rage and betrayal, Eleanor is driven to take a bloody, supernatural revenge upon her faithless husband.—
Robert Lang,
Deadline,
27 Dec. 2025
-
Spouses, in this gritty Philadelphia suburb, are mostly faithless, absent or dead.—
Angie Han,
HollywoodReporter,
28 Aug. 2025
Adjective
-
Immigrants were scapegoated, blamed for economic precarity and viewed as disloyal to the US, fueling legislation like the Alien Land Laws, which barred Chinese and Japanese immigrants from buying land in the US.—
Zoe Sottile,
CNN Money,
16 Feb. 2026
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To make these observations is not disloyal or unpatriotic.—
DP Opinion,
Denver Post,
12 Jan. 2026
Adjective
-
The bodies of the eight dead skiers remain on the icy mountainside because of the treacherous conditions, the sheriff’s department said.—
Ray Sanchez,
CNN Money,
21 Feb. 2026
-
Rescue crews have faced treacherous conditions, including blinding snow and high winds.—
Matt Gutman,
CBS News,
19 Feb. 2026
Cite this Entry
“Unfaithful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfaithful. Accessed 22 Feb. 2026.
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