GRE Vocab; Know the betrayers

1. Perfidy (n): one who betrays
                : betray

2. apostate (n): a person who betrays religion or political beliefs

3. Renegade (n): a person who betrays political faith, organisation, or any type of other faith. (mostly used in politics); syn: deserter, traitor

4. Turncoat (n): traitor; a person who betrays country

5.Quisling (n): Traitor who aids invaders (from army officer G. quisling)
                   i.e. one who betrays country at the time of war