He couldn't stand their endless 'chatter' [='prattle'] about celebrities and movies.
He was 'chattering' [='jabbering'] away on a cell phone.
Children 'chattered' in the middle of the playground.
(..) how they've risen to the challenge. For all monkeys morning is grooming time, a chance to catch up with friends. But, unlike other monkeys, Gelados chatter constantly while they do it. It's a great way to network while your hands are busy. But these socials can't go on for too long. (..)2006 TvShow: Planet Earth Title: Mountains Season: 1 Episode 2