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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Recent Examples of unfaithful
News of their breakup came as a shock to most fans, some of whom took to Reddit to share their speculation about the update –– many of whom think Keoghan was unfaithful to the songstress.
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Mark R. Weaver, Newsweek, 4 Dec. 2024
While Anthony, portrayed by Jharrel Jerome, faces his own challenges throughout the film, the matriarch of the movie also raises four children while dealing with an abusive and unfaithful husband, played by Bobby Cannavale.
—Tracy Wright, Fox News, 3 Dec. 2024
The relationship fell apart from there, with Bono growing more temperamental and unfaithful, partially due to an addiction to valium and prescription painkillers.
—David Oliver, USA TODAY, 25 Nov. 2024
Conversely, her personal life seems less put-together as her boyfriend Enrique (Jack Murillo), shows no intention of proposing and is likely being unfaithful.
—Carlos Aguilar, Variety, 22 Nov. 2024
See all Example Sentences for unfaithful 
Mark R. Weaver, Newsweek, 4 Dec. 2024
While Anthony, portrayed by Jharrel Jerome, faces his own challenges throughout the film, the matriarch of the movie also raises four children while dealing with an abusive and unfaithful husband, played by Bobby Cannavale.
—Tracy Wright, Fox News, 3 Dec. 2024
The relationship fell apart from there, with Bono growing more temperamental and unfaithful, partially due to an addiction to valium and prescription painkillers.
—David Oliver, USA TODAY, 25 Nov. 2024
Conversely, her personal life seems less put-together as her boyfriend Enrique (Jack Murillo), shows no intention of proposing and is likely being unfaithful.
—Carlos Aguilar, Variety, 22 Nov. 2024
See all Example Sentences for unfaithful
Recent Examples of Synonyms for unfaithful
Adjective
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Guinevere, usually relegated to the thankless role of traitorous wife, acts here as Arthur’s beloved confidante.Elizabeth Hand, Washington Post, 16 July 2024
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And somewhere between them on the war/peace continuum sit the men on Rhaenyra’s borderline traitorous council.Amanda Whiting, Vulture, 30 June 2024
Adjective
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Over the past 15 or so months, the NBA world has been busy rejecting Zach LaVine as a genuine asset, often labeling his contract as being a net negative, and his game unreliable.Morten Stig Jensen, Forbes, 11 Jan. 2025
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Remember when roaming costs were sky-high and unreliable connections were the norm?New Atlas, New Atlas, 9 Jan. 2025
Adjective
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Users from a diverse range of perspectives would then reach an agreement on whether content is false, Kaplan said in a blog post.Queenie Wong, Los Angeles Times, 7 Jan. 2025
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Those who disputed the accuracy of an account and thought their report had been corrected instead see the same false information reappear without explanation, the agency found.Kate Gibson, CBS News, 7 Jan. 2025
Adjective
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Once lost, now found, Ms. Brady offered the closing prayer as the smell of meatloaf promised lunch for the faithful and faithless alike.Moriah Ratner, New York Times, 24 Nov. 2024
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Men are a structuring absence, as they are spoken of as faithless husbands, potential fiancés, feckless sons.John Bleasdale, Variety, 21 Nov. 2024
Adjective
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Tasked by a mobster with putting an end to the life of his disloyal ex-wife Phyllis, Don is unable to pull the trigger, and instead, the two set off on a road trip that evolves into something much more.Jill Goldsmith, Deadline, 6 Dec. 2024
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There's always disloyal people, and every President's had them.TIME Staff, TIME, 12 Dec. 2024
Adjective
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Moreover, the treacherous weather conditions also hampered efforts to fight the fires, as air crews were unable to operate due to strong gusts.Ned Kleiner, Los Angeles Times, 10 Jan. 2025
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With a winter storm warning in effect and a mix of snow and ice falling in North Texas, roads in the Dallas-Fort Worth area could become treacherous around midday Thursday, Jan. 9, and into Friday.Amy McDaniel, Fort Worth Star-Telegram, 9 Jan. 2025
Thesaurus Entries Near unfaithful
Cite this Entry
“Unfaithful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfaithful. Accessed 20 Jan. 2025.
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