tittle-tattle vs gibber

tittle-tattle and gibber both are nouns.

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

As verbs, tittle-tattle and gibber are synonyms defined as:

tittle-tattle and gibber: speak (about unimportant matters) rapidly and incessantly

Other synonyms of tittle-tattle include blab, blabber, chatter, clack, gabble, maunder, palaver, piffle, prate, prattle, tattle, twaddle.

tittle-tattle (noun)	gibber (noun)
light informal conversation for social occasions	unintelligible talking

tittle-tattle (verb)	gibber (verb)
speak (about unimportant matters) rapidly and incessantly	speak (about unimportant matters) rapidly and incessantly
	chatter inarticulately; of monkeys