You should only substitute marginalised groups with immutable characteristics with other marginalised groups with immutable characteristics. Being a TERF is a fucking choice, you can't substitute it with something that is not a choice.
Playing the "substitute the marginalised protected group" game is a useful exercise for seeing bigotry more clearly but when you do it between something that has no right being recognised as a group that needs protection you are just being a bigot yourself.
You should only substitute marginalised groups with immutable characteristics with other marginalised groups with immutable characteristics. Being a TERF is a fucking choice, you can't substitute it with something that is not a choice.
Playing the "substitute the marginalised protected group" game is a useful exercise for seeing bigotry more clearly but when you do it between something that has no right being recognised as a group that needs protection you are just being a bigot yourself.
"replace "Nazi" with "Jew" and you'll really start to understand the motivations behind the Red Army"