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
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Recent Examples of unfaithful
This story isn't nearly as exciting because an NBA player being unfaithful to his girlfriend sort of just feels like a regular Thursday afternoon.
—
Amber Harding Outkick, FOXNews.com, 28 Apr. 2026
Upon discovering that her abusive husband (Caleb Landry Jones) had been unfaithful, Becky drove off with her parents' car and shot at the door of his mistress' apartment.
—Drew MacKie, PEOPLE, 11 Apr. 2026
Their acrimonious split the following April was ushered in by the Love Thy Nader star's accusation that Savchenko was unfaithful.
—Ryan Coleman, Entertainment Weekly, 10 Apr. 2026
Moreover, quotas or preferences divorced from character and accomplishments are unfaithful to individual rights and responsibilities and a temptation to tribalism.
—Bruce Fein, Baltimore Sun, 5 Mar. 2026
See All Example Sentences for unfaithful
Amber Harding Outkick, FOXNews.com, 28 Apr. 2026
Upon discovering that her abusive husband (Caleb Landry Jones) had been unfaithful, Becky drove off with her parents' car and shot at the door of his mistress' apartment.
—Drew MacKie, PEOPLE, 11 Apr. 2026
Their acrimonious split the following April was ushered in by the Love Thy Nader star's accusation that Savchenko was unfaithful.
—Ryan Coleman, Entertainment Weekly, 10 Apr. 2026
Moreover, quotas or preferences divorced from character and accomplishments are unfaithful to individual rights and responsibilities and a temptation to tribalism.
—Bruce Fein, Baltimore Sun, 5 Mar. 2026
See All Example Sentences for unfaithful
Recent Examples of Synonyms for unfaithful
Adjective
-
And at the very center of Hell is Satan himself, the traitorous Archangel Lucifer, depicted as a monstrous creature with wings and three heads.—
Keith Cooper,
Space.com,
11 May 2026
-
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
Adjective
-
The government has issued several notices, warning the public to avoid unreliable third-party vendors and to only buy from official or accredited sources.—
Michael Rios,
CNN Money,
10 June 2026
-
Another commuter said the trains are unreliable.—
Elijah Westbrook,
CBS News,
10 June 2026
Adjective
-
Baldoni denied the allegations and maintained that Lively's claims were false.—
Janelle Ash , Lauryn Overhultz,
FOXNews.com,
13 June 2026
-
Baldoni filed a countersuit in January 2025 for civil extortion, defamation and false light.—
Liza Esquibias,
USA Today,
12 June 2026
Adjective
-
The French had said the British were faithless.—
Literary Hub,
Literary Hub,
20 May 2026
-
When this inquiry was relayed to the Trump Administration, one Administration official told me last month, it was interpreted as a signal that Anthropic, which was then renegotiating its own contract with the federal government, was perhaps a faithless partner.—
Gideon Lewis-Kraus,
New Yorker,
15 Apr. 2026
Adjective
-
For that independence, he is increasingly treated as a disloyal outcast by members of his own party, who continue trying to push him out of the tent.—
Doug Friednash,
Denver Post,
3 June 2026
-
The cruel cartoon of a constantly shrewish, venal, and disloyal Mary began cementing itself in the public mind when William Herndon, Lincoln’s Springfield law partner, started lecturing about his reminiscences within months of the President’s murder.—
Literary Hub,
Literary Hub,
21 May 2026
Adjective
-
This has significantly weakened the Indian rupee against the dollar at a time when global oil prices are rising, creating a treacherous situation for India, which imports more 85% of its crude requirements.—
Priyanka Salve,
CNBC,
9 June 2026
-
Dunn and the clinic’s vaccinator, Moses Yambie, then took a motorbike 30 miles across a treacherous route at night to transport the infant to the nearby hospital.—
Imani Cruzen,
Twin Cities,
7 June 2026
Cite this Entry
“Unfaithful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfaithful. Accessed 16 Jun. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
