has a big mouth (verb) tattle: gossip; tell rumor
Sinonime: babble, blab,
chat,
chatter, give away, give the show away,
gossip, have a big mouth, jabber,
leak,
noise, prate,
prattle*,
rumor, snitch,
spill, spill the beans, spread rumor, squeal,
talk, talk idly, tell on, tell tale, yak
Antonime: conceal,
hide