babble

[1]	prattle , twaddle , jabber , gibber , chatter , blab , blabber , gurgle , burble , gabble , (Colloq) blab , blabber , gab , yack , natter , witter , (Brit) rabbit
[2]	divulge , tell , disclose , repeat , reveal , tattle , gossip , blurt (out) , (Colloq) blab
[3]	blather , smatter , blether , blither
[4]	ripple , guggle , bubble
[5]	spill the beans , let the cat out of the bag , talk , peach , sing , babble out , blab out

[1]	babbling , lallation
[2]	gibberish , nonsense , twaddle , prattle , chatter(ing) , gibber , jabber , jibber-jabber , drivel , rubbish , bavardage , murmur , hubbub