talks nonsensically (verb) babble: talk trivially, often incessantly
Sinonime: blab, blubber, blurt, burble, cackle,
chat,
chatter, gibber, go on,
gossip,
gush, jabber, mumble,
murmur,
mutter, patter, prate,
prattle,
rant,
rave, run off at the mouth, run on, spill the beans, squeal, talk foolishly, talk incoherently, talk nonsensically, tattle, trivialize, yak, yakkety yak
Antonime: be quiet