1. (

• chatter ,
• piffle ,
• palaver ,
• prate ,
• tittle-tattle ,
• twaddle ,
• clack ,
• maunder ,
• prattle ,
• blab ,
• gibber ,
• tattle ,
• blabber ,
• gabble

) speak (about unimportant matters) rapidly and incessantly ;

2. (

• spill_the_beans ,
• let_the_cat_out_of_the_bag ,
• talk ,
• tattle ,
• blab ,
• peach ,
• babble ,
• sing ,
• babble_out ,
• blab_out

) divulge confidential information or secrets; "Be careful;