1) Defrock 2) Depose 3) Disinvest 4) Divest 5) Divest of the frock 6) Punish a priest 7) To divest or strip of a frock 8) To remove from the clergy Found on https://www.crosswordclues.com/clue/unfrock
to deprive (a monk, priest, minister, etc.) of ecclesiastical rank, authority, and function; depose. · to divest or strip of a frock. Found on https://www.infoplease.com/dictionary/unfrock