prate vs blabber

prate and blabber both are nouns.

Word	Noun	Adjective	Verb	Adverb
prate	Yes	No	Yes	No
blabber	Yes	No	Yes	No

As verbs, prate and blabber are synonyms defined as:

prate and blabber: speak (about unimportant matters) rapidly and incessantly

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

prate (noun)	blabber (noun)
idle or foolish and irrelevant talk	one who reveals confidential information to the police or other authority

prate (verb)	blabber (verb)
speak (about unimportant matters) rapidly and incessantly	speak (about unimportant matters) rapidly and incessantly