Gaarunyaa
Gaarunyaa is a person who talks so much it feels like they're trying to fill the silence with their own noise.
At the park, that kid was a Gaarunyaa. He talked about his dog for 15 minutes.
My neighbor is a Gaarunyaa. He talks to himself and thinks he’s famous.
That guy in the restaurant was a Gaarunyaa. He talked about his lunch like it was a speech.