Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun jabber

1 sense of jabber

Sense 1
jabber, jabbering, gabble -- (rapid and indistinct speech)
       => gibberish, gibber -- (unintelligible talking)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb jabber

1 sense of jabber

Sense 1
rant, mouth off, jabber, spout, rabbit on, rave -- (talk in a noisy, excited, or declamatory manner)
       => talk, speak, utter, mouth, verbalize, verbalise -- (express in speech; "She talks a lot of nonsense"; "This depressed patient does not verbalize")