snitch vs betrayer

snitch and betrayer both are nouns.

Word	Noun	Adjective	Verb	Adverb
snitch	Yes	No	Yes	No
betrayer	Yes	No	No	No

As nouns, betrayer is a hypernym of snitch; that is, betrayer is a word with a broader meaning than snitch:

snitch: someone acting as an informer or decoy for the police
betrayer: one who reveals confidential information to the police or other authority

Other hypernyms of snitch include blabber, informer, rat, squealer.

snitch (noun)	betrayer (noun)
someone acting as an informer or decoy for the police	a person who says one thing and does another
	one who reveals confidential information to the police or other authority

snitch (verb)	betrayer (verb)
give away information about somebody
take by theft