tittle-tattle vs confab

tittle-tattle and confab both are nouns.

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

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

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

tittle-tattle (noun)	confab (noun)
light informal conversation for social occasions	an informal conversation

tittle-tattle (verb)	confab (verb)
speak (about unimportant matters) rapidly and incessantly	talk socially without exchanging too much information
	have a conference in order to talk something over