tattle
verb
1 they were tattling about him over their teacups:
gossip, tittle-tattle, chatter, chat, chit-chat, prattle, prate, babble, blabber, jabber, gabble, rattle on, spread rumours, spread gossip, circulate rumours, spread stories;
informal chinwag, jaw, yak, gab;
British, informal natter, rabbit on, witter on;
North American, informal run off at the mouth;
US, informal spill the tea.
tattle Oxford Dictionary of English