RichThesaurus
quisling
quisling
synonyms
turncoat
traitor
betrayer
collaborator
renegade
defector
Judas
deserter
rat
back-stabber
double-crosser
informer
tergiversator
two-timer
fifth columnist
apostate
renegado
snake in the grass
fraternizer
colluder
rebel
stool pigeon
double-dealer
conspirator
fink
collaborationist
traditor
snitch
snake
sympathizer
tattletale
squealer
sneak
whistle-blower
double agent
Benedict Arnold
scab
viper
spy
stoolie
treasonist
deceiver
mole
nark
grass
false friend
dog
well-wisher
state's evidence
scrote
quisling
definitions
noun
A traitor who collaborates with the enemy.