babalban
A person who thinks they're the center of the universe and acts like everyone else is just there to listen to them.
My friend is a babalban. He talks about his dog like it's a celebrity. The dog doesn't care.
My teacher is a babalban. She thinks she's a rockstar. She also thinks we're all her fans.
My neighbor is a babalban. He yells at the mailman like it's a war.