Textual thesaurus for "blab"
(verb) let the cat out of the bag, peach, talk, tattle, blab out, babble, babble out, spill the beans, sing
divulge confidential information or secrets
Be careful--his secretary talks
(verb) clack, chatter, prate, prattle, piffle, palaver, gabble, gibber, blabber, maunder, tattle, tittle-tattle, twaddle
speak (about unimportant matters) rapidly and incessantly