babble

nouns

gibberish resembling the sounds of a baby

verbs

utter meaningless sounds, like a baby, or utter in an incoherent way
"The old man is only babbling--don't pay attention"
is derived from
is derived from
is a type of (narrower)
express in speech
"She talks a lot of nonsense"; "This depressed patient does not verbalize"
to talk foolishly
"The two women babbled and crooned at the baby"
is derived from
is derived from
flow in an irregular current with a bubbling noise
"babbling brooks"
divulge confidential information or secrets
"Be careful--his secretary talks"