There are several synonyms for the phrase "strip of rank," which refers to the removal of a person's official military or organizational status. One such synonym is "strip of title," which conveys the same loss of high standing within a group or institution. Another equivalent phrase is "demotion," which suggests a lowering of position or authority. Additionally, the term "relegation" can be used to describe being moved to a less important position or role. Each of these words encapsulates the notion of being removed from a position of power, prestige, or authority, and can be used interchangeably with "strip of rank".