Betrayer

be·tray  (b-tr)

tr.v. be·trayed, be·tray·ing, be·trays

1.

a. To give aid or information to an enemy of; commit treason against: betray one's country.

b. To deliver into the hands of an enemy in violation of a trust or allegiance: betrayed Christ to the Romans.

2. To be false or disloyal to: betrayed their cause; betray one's better nature.

3. To divulge in a breach of confidence: betray a secret.

4. To make known unintentionally: Her hollow laugh betrayed her contempt for the idea.

5. To reveal against one's desire or will.

6. To lead astray; deceive. See Synonyms at deceive.

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[Middle English bitrayen : bi-, be- + trayen, to betray (from Old French trair, from Latin trdere, to hand over; see tradition).]

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be·trayal n.

be·trayer n.

Thesaurus

Noun	1.	betrayer - one who reveals confidential information in return for money blabber, informer, squealer, rat canary, fink, snitch, stool pigeon, stoolie, stoolpigeon, sneaker, snitcher, sneak - someone acting as an informer or decoy for the police informant, source - a person who supplies information copper's nark, nark - an informer or spy working for the police supergrass, grass - a police informer who implicates many people
	2.	betrayer - a person who says one thing and does another double-crosser, double-dealer, traitor, two-timer beguiler, cheater, deceiver, trickster, slicker, cheat - someone who leads you to believe something that is not true Judas - someone who betrays under the guise of friendship