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
Deflection and a subtle jab about Angela’s allegedly unfaithful husband.
—
Shelby Stewart, Essence, 21 Apr. 2025
Rebecca also had suspicions that Biggs-Marvin had been unfaithful to her.
—Caroline Blair, People.com, 8 May 2025
While together, Odom struggled with addiction and was unfaithful in their relationship.
—Michael Nied, People.com, 16 Apr. 2025
Intriguingly, the researchers found that these unfaithful chains-of-thought were, on average, longer than faithful ones, suggesting the omissions weren't merely for brevity.
—ArsTechnica, 10 Apr. 2025
See All Example Sentences for unfaithful
Shelby Stewart, Essence, 21 Apr. 2025
Rebecca also had suspicions that Biggs-Marvin had been unfaithful to her.
—Caroline Blair, People.com, 8 May 2025
While together, Odom struggled with addiction and was unfaithful in their relationship.
—Michael Nied, People.com, 16 Apr. 2025
Intriguingly, the researchers found that these unfaithful chains-of-thought were, on average, longer than faithful ones, suggesting the omissions weren't merely for brevity.
—ArsTechnica, 10 Apr. 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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Both have been neglected for years: Bridges are crumbling, school buildings disintegrating, and trains — once a symbol of German efficiency — are now so unreliable that some lines are banned from neighboring Switzerland’s railways.—
Tom Chivers,
semafor.com,
4 June 2025
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He’s also become notoriously unreliable as a live act, particularly in the Twin Cities.—
Ross Raihala,
Twin Cities,
3 June 2025
Adjective
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His career was on a steady rise until a series of accusations and investigations in the mid-2000s — including tax evasion, fraud and making false statements — landed him in prison.—
Rachel Raposas,
People.com,
30 May 2025
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The couple was convicted in 2022 of conspiring to defraud banks out of more than $30 million in loans by submitting false documents.—
Eric Tucker,
Chicago Tribune,
30 May 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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The restructuring comes after Trump in April fired multiple senior NSC officials flagged by right-wing activist Laura Loomer as being disloyal to Trump during a White House visit.—
Joey Garrison,
USA Today,
25 May 2025
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Loyalty-first governance Trump has intensified his efforts to reshape the government in his image, purging officials considered disloyal and politicizing civil service and national security roles.—
Mark K. Updegrove,
Time,
29 Apr. 2025
Adjective
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Hickey made three trips back and forth in the treacherous water to save the boaters one by one.—
Nicholas Williams,
New York Daily News,
25 May 2025
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Mastering wet roads: Safety tips for heavy rainfall When heavy rain pours, the risk of flooding and treacherous roads rises.—
Southern California Weather Report,
Oc Register,
24 May 2025
Cite this Entry
“Unfaithful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfaithful. Accessed 7 Jun. 2025.
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