| informer(noun, gossip, sneak, reporter, rat) |
| betrayer(noun, sneak, informant, squealer) |
| fink(noun, gossip, sneak, informer, rat) |
| sneak(noun, informant, squealer) |
| squealer(noun, gossip, sneak, informer, rat) |
| stoolie(noun, gossip, sneak, informer, rat) |
| tattletale(noun, gossip, sneak, informant, squealer) |
| Judas |
| accuser(sneak, herald, informant, squealer, announcer) |
| blab(finger, sneak, herald, informer, snake) |
| blabber |
| blabbermouth(noun, gossip, sneak, rat, canary) |
| canary(gossip, finger, sneak, rat, informant) |
| crier(sneak, herald, informer, snake, canary) |
| deep throat(expression, sneak, canary, informant, palaver) |
| double-crosser(sneak, informant, squealer) |
| fat mouth(expression, gossip, informer, rat, canary) |
| finger(sneak, herald, informer, snake, informant) |
| fork tongue(expression, finger, sneak, herald, informer) |
| grass(noun, sneak, informant, squealer) |