1
as in informers
a person who provides information about another's wrongdoing
the arrested drug dealer vowed that he would get his revenge on his betrayer
Synonyms & Similar Words
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2
as in traitors
one who betrays a trust or an allegiance
the betrayer of Anne Frank's family in Amsterdam has never been identified for certain
Synonyms & Similar Words
Example Sentences
Recent Examples of Synonyms for betrayers
Noun
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And so every regime invests in having student informers.—
Anne Applebaum,
The Atlantic,
23 Jan. 2026 -
Security services also rely on informers to tell them who might be using Starlink, and search internet and social media traffic for signs it has been used.—
David Rising,
Los Angeles Times,
14 Jan. 2026
Noun
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The president has spent a decade calling his rivals communists and traitors, among other hyperbolic insults.—
Jonathan Chait,
The Atlantic,
28 Apr. 2026
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Military culture is fiercely self-protective, and soldiers who criticize it are usually treated as traitors.—
Literary Hub,
Literary Hub,
28 Apr. 2026
Noun
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Paying informants is not a crime, and the government has provided no evidence that the SPLC’s donors were duped about the SPLC’s practice of sending such payments, which is the foundation of the wire-fraud allegation.—
Quinta Jurecic,
The Atlantic,
3 May 2026
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In addition to ignoring glaring inconsistencies in the sole eyewitness account, Kuby said prosecutors illegally hid from the defense benefits provided to the girl’s mom and buried evidence identifying the true killer provided by informants, who came forward years after the trial.—
Molly Crane-Newman,
New York Daily News,
28 Apr. 2026
Noun
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These living materials could also serve as canaries in the coal mine for water safety, glowing brighter or dimming in the presence of specific toxins.—
Mrigakshi Dixit,
Interesting Engineering,
7 May 2026
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If canaries in coal mines were harbingers of safe conditions, surely piping plovers at Waukegan Beach mean the city is overcoming its polluted past.—
Charles Selle,
Chicago Tribune,
4 May 2026
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Cite this Entry
“Betrayers.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/betrayers. Accessed 9 May. 2026.
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