strip someone of something
phrasal verb with strip verb uk/strɪp/ us/strɪp/ -pp-
剥夺（某人）的（头衔等）
to take something important, such as a title, away from someone as a punishment
He was stripped of his knighthood after he was convicted of stealing from the company. 他被判定偷窃公司财物后被剥夺了骑士头衔。