The word "dis-frock" is an uncommon term meaning to remove someone from a position of authority or power. There are various synonyms for this term which can be used in different contexts. The phrase "depose from office" is a common synonym that implies the removal of someone from a high-ranking position in an organization or government. "Dismiss from duty" is another phrase that can be used to describe the act of removing someone from their job or position. "Strip of rank" can also be used to describe the dis-frocking of someone, particularly in military contexts. Overall, there are many words and phrases that can be used as alternatives to "dis-frock" to accurately convey the removal of someone from a position of power or responsibility.