the r-word went from a casual invective to bannable offense
that's perfect proof of what I was talking about. Popular usage changed the meaning of that word from a medical description, to a casual invective, to a slur. You can see charities and such from the 1960s dedicated to helping "r word" children. Dictionaries have been updated to this effect too:
CW: slur
me neither, i just wanted to shitpost ๐ฉ