traitour

Noun

traitor (plural traitors)

1. Someone who violates an allegiance and betrays their country; someone guilty of treason; one who, in breach of trust, delivers their country to an enemy, or yields up any fort or place entrusted to their defense, or surrenders an army or body of troops to the enemy, unless when vanquished.
   • After World War I, the communists and Jews were accused to be traitors by the German right wing (the "stab-in-the-back myth"), ultimately culminating in their persecution and massacre.
2. Someone who takes arms and levies war against their country; or one who aids an enemy in conquering their country.

   Synonyms:

   turncoat, withersake, apostate, balimbing, butterfly, changeling, defector, runagate, transfuge, turncloak

3. (broadly) One who betrays any confidence or trust.
   • It's second nature now to think myself a traitor
     To myself, to all I've ever burdened with my rotting visage
     I can't breathe, the weight of all I've disappointed crushes me
     If I were happy, it would feel as if I couldn't trust me2019, Patricia Taxxon, “Cold Water”, in Doraemon

   Synonyms:

   betrayer, fink, snake, snake in the grass, backstabber, cockatrice, double-crosser, quisling, rat, ratter

See all 5 meanings of traitor