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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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of unfaithful
But understanding what drives a person to be unfaithful can offer clarity, closure, and even a starting point for healing.
—
Jenna Ryu, SELF, 11 June 2025
Cassie Ventura, the case’s star witness and another former girlfriend of Combs, testified that Combs was unfaithful to her by dating Gina throughout their 11-year relationship.
—Elizabeth Wagmeister, CNN Money, 23 May 2025
Already, reviews are raving about Lawrence’s performance as a woman who experiences postpartum depression and develops psychosis, opposite Robert Pattinson as her unfaithful husband.
—Anna Cafolla, Vogue, 18 May 2025
Donald was repeatedly unfaithful and belittled his wife’s artistic side.
—Stephen Rodrick, Rolling Stone, 18 May 2025
See All Example Sentences for unfaithful
Jenna Ryu, SELF, 11 June 2025
Cassie Ventura, the case’s star witness and another former girlfriend of Combs, testified that Combs was unfaithful to her by dating Gina throughout their 11-year relationship.
—Elizabeth Wagmeister, CNN Money, 23 May 2025
Already, reviews are raving about Lawrence’s performance as a woman who experiences postpartum depression and develops psychosis, opposite Robert Pattinson as her unfaithful husband.
—Anna Cafolla, Vogue, 18 May 2025
Donald was repeatedly unfaithful and belittled his wife’s artistic side.
—Stephen Rodrick, Rolling Stone, 18 May 2025
See All Example Sentences for unfaithful
Recent Examples of Synonyms for unfaithful
Adjective
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Michael Fassbender plays a British intelligence officer tasked with finding who leaked a top-secret software program and betrayed their country, and the list of five potentially traitorous suspects includes his own high-profile wife (Cate Blanchett).—
Brian Truitt,
USA Today,
10 May 2025
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Smith made out their former collaborators to be ungrateful and traitorous, and the kids weren't given the space to question her command.—
Zoey Lyttle,
People.com,
18 Apr. 2025
Adjective
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While introducing a range of endearingly unreliable characters, the action rolls out a succession of comically absurd situations that provide laughs from the film’s beginning to its end.—
Joan MacDonald,
Forbes.com,
9 July 2025
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However, by 2024, this gimbal had grown unreliable due to age, and so the Climate Sounder now relies on the standard 28-degree rolls to make its observations.—
Keith Cooper,
Space.com,
7 July 2025
Adjective
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The City of Odessa, Texas, also said claims of a serial killer in the area were false in a Dec. 9 Facebook post.—
Joe Rassel,
The Orlando Sentinel,
3 July 2025
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The Federal Motor Carrier Safety Administration report said that driver also made a false report related to hours of service.—
Matthew Adams,
Fort Worth Star-Telegram,
3 July 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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But because everyone was technically disloyal during Casa Amor, there wouldn’t have been much to show.—
Daysia Tolentino,
EW.com,
8 July 2025
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To then be accused of being disloyal was a bit much.—
Lizzie Hyman,
People.com,
3 July 2025
Adjective
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At least three people were killed in the treacherous flood waters streaming through a mountain village in New Mexico, which also knocked an entire home from its foundations and then swept it away.—
Jessica Schladebeck,
New York Daily News,
9 July 2025
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The search has been complicated by treacherous terrain, and the fact that crews are looking for an Army veteran skilled in wilderness survival who had a three-day head start.—
Cindy Von Quednow,
CNN Money,
7 July 2025
Cite this Entry
“Unfaithful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfaithful. Accessed 18 Jul. 2025.
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