To Chatter Unintelligibly or Rapidly

This page is the CodyCross answer for the clue below from Forests, Group 1985, Puzzle 4 (Rubber Plantations).

Question is: To Chatter Unintelligibly or Rapidly

and the answer is: JABBER

Word Meaning:

JABBER — (intransitive) To talk rapidly, indistinctly, or unintelligibly; to utter gibberish or nonsense.

Definitions from Wiktionary.