"gabble" in the noun sense
1. jabber, jabbering, gabble
rapid and indistinct speech
"gabble" in the verb sense
1. chatter, piffle, palaver, prate, tittle-tattle, twaddle, clack, maunder, prattle, blab, gibber, tattle, blabber, gabble
speak (about unimportant matters) rapidly and incessantly
Source: WordNet® (An amazing lexical database of English)
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