kaflurbadouche - A person who constantly messes with your head but you still

A person who constantly messes with your head but you still let them get away with it.

My crush is a kaflurbadouche. He texts me and then ignores me for a week.

My best friend is a kaflurbadouche. She teases me and then cries when I leave.

My teacher is a kaflurbadouche. She gives me bad grades and then gives me extra credit.