1
as in informer
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 traitor
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 betrayer
Noun
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Singh says that the Kashmir policy of India's Hindu nationalist government has alienated residents of Kashmir, and cost the Indian army its vital network of local informers.—
Omkar Khandekar,
NPR,
23 Apr. 2025 -
The book’s cast of characters is immense, including spies and informers, dubious bankers, Mafiosos, terrorists, radical priests who support the poor, and conservatives who back right-wing dictators.—
Foreign Affairs,
Foreign Affairs,
22 Apr. 2025
Noun
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Stephen Fry, Ted Lasso star Nick Mohammed and singer Paloma Faith are just three of the 19 celebs entering the castle to sniff out the traitors from the faithfuls in the first celebrity season of the smash hit on the BBC.—
Max Goldbart,
Deadline,
13 May 2025
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The former sees the latter as a pro-European traitor and а success symbol born of the imperial decline that Soviet-era bureaucrats have yet to accept.—
Nick Paton Walsh,
CNN Money,
12 May 2025
Noun
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That man would also become an FBI informant in the case, according to the document.—
Christina Coulter,
People.com,
20 May 2025
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After his arrest, Snake works with law enforcement to become an informant but ultimately sets them up.—
Carrie Wittmer,
Vulture,
19 May 2025
Noun
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While the reports do give more clarity than a warrant canary, the traditional canary page has been an industry standard that many people recognize immediately.—
PC Magazine,
PC Magazine,
20 May 2025
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While in prison, Stroud began raising canaries and conducted research on birds, later publishing respected books on bird diseases.—
Karina Tsui,
CNN Money,
5 May 2025
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Cite this Entry
“Betrayer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/betrayer. Accessed 27 May. 2025.
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