be dismissed (/discharged) from one’s post and reduced to a common person ❍ 王黼大怒，将宋昭～。(陈忱《水浒后传》十九)Wang Fu flew into a rage so much so that he removed Song Zhao from of fice and reduced him to a common person.
削职为民xuē zhí wéi mín
革除职务，成为平民。reduce an official to the ranks of the people, be dismissed from one’s post and reduced to a common person