prate

nouns

idle or foolish and irrelevant talk
blether, chin music, idle talk, prate, prattle

verbs

speak (about unimportant matters) rapidly and incessantly
blab, blabber, chatter, clack, gabble, gibber, maunder, palaver, piffle, prate, prattle, tattle, tittle-tattle, twaddle
is derived from
prater