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.
(..) - Honey. Ah, I missed you. How's little Natasha, huh? She is... ...Nathaniel. Traitor. (chatter) - Somebody's getting bigger, huh? - Somebody's getting excited to have a new baby brother. - (chatter continues) Thor. I saw something in that dream. I need answers. I won't find them here. (..)2015 Avengers: Age of Ultron
(..) Shhhh! - I'm here to help. - Stop! Please...may I... I...! I cannot...cannot... (party chatter) - All right, all right. - Whoo! Come back, come back, come back! Well, you know, the suit can take the weight, right? (..)2015 Avengers: Age of Ultron