traitor

[trey-ter] / ˈtreɪ tər /

NOUN

person who is disloyal

Synonyms

STRONGEST

conspirator deserter hypocrite impostor informer renegade spy turncoat

STRONG

Judas apostate backslider betrayer deceiver defector double-crosser fink intriguer miscreant quisling rebel snake sneak snitch snitcher squealer tattletale traducer treasonist two-timer whistle-blower wolf

WEAK

Benedict Arnold back-stabber stool pigeon

Antonyms

WEAK

loyalist

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And, in killing Capt. Mayer, he underscored the idea that the traitor was inside the army—a concept that obviously was key in the Dreyfus affair.

From Slate • Mar. 2, 2026

"But if he is a traitor, he doesn't deserve it," Walesa added, arguing that for the moment, "it's too early to judge".

From Barron's • Feb. 23, 2026

We're introduced to Roth's rather official-looking English gentleman officer character who asks Duke Shelby - in secret - if he is willing to become a traitor.

From BBC • Feb. 19, 2026

And yet, one is being hailed a trailblazer, while the other is deemed a traitor.

From BBC • Feb. 13, 2026

But when he appeared at his girlfriend's hotel room door, she rejected him, saying that she had fallen in love with a KGB colonel—not a traitor.

From "Spies: The Secret Showdown Between America and Russia" by Marc Favreau

Vocabulary lists containing traitor

The Watsons Go to Birmingham

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The American Revolution - Introductory

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"Macbeth" Vocabulary from Act IV

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