(transitive) To deliver into the hands of an enemy by treachery or fraud, in violation of trust; to give up treacherously or faithlessly.

simple past tense and past participle of betray

present participle of betray

betrayal

Third-person singular simple present indicative form of betray

plural of betraying

the act of betraying

Someone who betrays, or reveals confidential information; a squealer or informer.

plural of betrayal

plural of betrayer