maunder vs prate

maunder is not a noun while prate is a noun.

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

As verbs, maunder and prate are synonyms defined as:

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

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

maunder (noun)	prate (noun)
	idle or foolish and irrelevant talk

maunder (verb)	prate (verb)
talk indistinctly; usually in a low voice	speak (about unimportant matters) rapidly and incessantly
speak (about unimportant matters) rapidly and incessantly
wander aimlessly