betrayer

/bɪˈtreɪər/

/bɪˈtreɪə/

Other forms: betrayers

Definitions of betrayer

1. noun

   a person who says one thing and does another
   synonyms: double-crosser, double-dealer, traitor, two-timer

   types:

   Judas

   someone who betrays under the guise of friendship

   type of:

   beguiler, cheat, cheater, deceiver, slicker, trickster

   someone who leads you to believe something that is not true
2. noun

   one who reveals confidential information in return for money
   synonyms: blabber, informer, rat, squealer

   types:

   canary, fink, sneak, sneaker, snitch, snitcher, stool pigeon, stoolie, stoolpigeon

   someone acting as an informer or decoy for the police

   copper's nark, nark

   an informer or spy working for the police

   grass, supergrass

   a police informer who implicates many people

   type of:

   informant, source

   a person who supplies information