tittle-tattle vs chat

tittle-tattle and chat both are nouns.

Word	Noun	Adjective	Verb	Adverb
tittle-tattle	Yes	No	Yes	No
chat	Yes	No	Yes	No

As nouns, chat is a hypernym of tittle-tattle; that is, chat is a word with a broader meaning than tittle-tattle:

Other hypernyms of tittle-tattle include confab, confabulation, schmoose, schmooze.

tittle-tattle (noun)	chat (noun)
light informal conversation for social occasions	songbirds having a chattering call
	birds having a chattering call
	an informal conversation

tittle-tattle (verb)	chat (verb)
speak (about unimportant matters) rapidly and incessantly	talk socially without exchanging too much information