The Oxford Thesaurus An A-Z Dictionary of Synonyms - tattlev.

1) blab, tell, reveal or divulge, give away secrets, Slang squeal: Though sworn to silence, Davis tattled. 2) gossip, prattle, prate, babble, chatter, jabber, blather or blether, Brit natter, witter, Slang yack: The old crones were tattling away in the kitchen.