snitcher vs stool pigeon

snitcher and stool pigeon both are nouns.

Word	Noun	Adjective	Verb	Adverb
snitcher	Yes	No	No	No
stool pigeon	Yes	No	No	No

As nouns, snitcher and stool pigeon are synonyms defined as:

snitcher and stool pigeon: someone acting as an informer or decoy for the police

Other synonyms of snitcher include canary, fink, sneak, sneaker, snitch, stoolie, stoolpigeon.

snitcher (noun)	stool pigeon (noun)
someone acting as an informer or decoy for the police	a dummy pigeon used to decoy others
a thief who steals without using violence	someone acting as an informer or decoy for the police