pain-body
A pain-body is like a big, angry monster inside you that screams every time someone messes with you. It’s got all the grudges from your family, your bad luck, and everything that ever made you want to punch someone.
My mom has a pain-body so strong it could take down a whole football team.
He keeps bugging me about my grades like I owe him money.
That guy in class won’t stop talking about his cat's hairball problems.