gabbler

/ˈɡæblər/
noun
  1. A person who talks rapidly and often unintelligibly, especially without making much sense.
    • My little brother is a cheerful gabbler, chattering away about cartoons even when no one is listening.
    • In the meeting, the new intern was such a gabbler that the manager had to ask him to slow down.
    • The tour guide was a gabbler who rushed through every explanation so fast that nobody could follow.
Antonyms
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