| fink(noun, source, grass, sneak, decoy) |
| nark(noun, source, grass, sneak, informer) |
| policeman(noun, force, blue, bear, police) |
| policewoman(noun, force, blue, bear, police) |
| stool pigeon(noun, expression, source, sneak, informer) |
| betrayer(noun, source, grass, sneak, decoy) |
| gendarme(noun, law, person, force, blue) |
| narcotics agent |
| patrolman(noun, law, force, bear, man) |
| snitch(noun, source, grass, sneak, informer) |
| constable(noun, law, person, force, blue) |
| detective(noun, law, person, force, blue) |
| fed(noun, law, person, force, blue) |
| informer(noun, source, grass, sneak, decoy) |
| officer |
| peace officer |
| police officer |
| spy(noun, grass, decoy, informer, rat) |
| squealer(noun, source, grass, sneak, informer) |
| stoolie(noun, source, grass, sneak, informer) |