twaddle vs prate

twaddle and prate both are nouns.

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

As verbs, twaddle and prate are synonyms defined as:

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

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

twaddle (noun)	prate (noun)
pretentious or silly talk or writing	idle or foolish and irrelevant talk

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