nagsock
A nagsock is a person who talks your ear off and won't stop, like they’re trying to make you go deaf just for fun.
My mom is a nagsock. She won’t stop telling me about her day even when I’m trying to eat.
My friend is a nagsock. She calls me 10 times a day about her ex.
My teacher is a nagsock. She keeps giving me extra homework for no reason.