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
Ultimately, the romance ended after Christine admitted to being unfaithful.
—
Allison Degrushe Published, EW.com, 15 Aug. 2025
Speculation was particularly concentrated on a rumor that Bryan had been unfaithful to Amaya, which gained traction on social media, and while neither Bryan nor Amaya weighed in on it, Bryan's dad made sure to quell the rumors.
—Julia Moore, People.com, 5 Aug. 2025
Cassie Ventura, the case’s star witness and another former girlfriend of Combs, testified Combs was unfaithful to her by dating Gina throughout their 11-year relationship.
—Elizabeth Wagmeister, CNN Money, 3 Aug. 2025
This means a substantial majority of answers were unfaithful, omitting mention of information that influenced the output.
—ArsTechnica, 10 Apr. 2025
See All Example Sentences for unfaithful
Allison Degrushe Published, EW.com, 15 Aug. 2025
Speculation was particularly concentrated on a rumor that Bryan had been unfaithful to Amaya, which gained traction on social media, and while neither Bryan nor Amaya weighed in on it, Bryan's dad made sure to quell the rumors.
—Julia Moore, People.com, 5 Aug. 2025
Cassie Ventura, the case’s star witness and another former girlfriend of Combs, testified Combs was unfaithful to her by dating Gina throughout their 11-year relationship.
—Elizabeth Wagmeister, CNN Money, 3 Aug. 2025
This means a substantial majority of answers were unfaithful, omitting mention of information that influenced the output.
—ArsTechnica, 10 Apr. 2025
See All Example Sentences for unfaithful
Recent Examples of Synonyms for unfaithful
Adjective
-
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
-
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
-
This variability makes tungsten diselenide unreliable for quantum applications.—
Neetika Walter,
Interesting Engineering,
3 Oct. 2025
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Much of the country relies on petrol generators because the grid is patchy and unreliable, but unsubsidized fuel is too expensive for most.—
semafor.com,
semafor.com,
30 Sep. 2025
Adjective
-
Evaluating defamation claims where the report contains demonstrably false factual assertions.—
Tim Reynolds,
Fortune,
3 Oct. 2025
-
However, as several independent experts interviewed by NPR note, that claim is false.—
Scott Neuman,
NPR,
3 Oct. 2025
Adjective
-
Spouses, in this gritty Philadelphia suburb, are mostly faithless, absent or dead.—
Angie Han,
HollywoodReporter,
28 Aug. 2025
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In 2016, a record number of faithless votes were cast.—
Robert Alexander and Anna Dawley,
MSNBC Newsweek,
23 Apr. 2025
Adjective
-
Edwards says those who failed him and the disloyal agents have to be held accountable.—
Demetrius Patterson,
HollywoodReporter,
30 Sep. 2025
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Youngism, the set of stereotypes and practices that discount younger workers as unreliable, lazy and disloyal, has outpaced any other type of ageism — and the economic impacts are startling.—
Jennifer Moss,
Fortune,
24 Sep. 2025
Adjective
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Equipment and supplies were transported to and from the site using 4x4 vehicles in what were treacherous driving conditions, per the UWFRA.—
Escher Walcott,
PEOPLE,
6 Oct. 2025
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Earlier, the company stressed that the rugged Oshkosh Defense Palletized Load System (PLS) M1075A1 excels in extreme conditions, efficiently distributing supplies and equipment in treacherous environments using demountable flat rack cargo beds or ISO containers.—
Prabhat Ranjan Mishra,
Interesting Engineering,
5 Oct. 2025
Cite this Entry
“Unfaithful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfaithful. Accessed 8 Oct. 2025.
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