Synonyms for Tattle (same or very similar meaning)
WordNet sense 1 (disclosing information or giving evidence about another):
singing, telling
WordNet sense 2 (speak (about unimportant matters) rapidly and incessantly):
blab, blabber, chatter, clack, gabble, gibber, maunder, palaver, piffle, prate, prattle, tittle-tattle, twaddle
WordNet sense 3 (divulge confidential information or secrets):
babble, peach, sing, talk, spill the beans, babble out, blab out, let the cat out of the bag
From the ODE community, based on WordNet
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