Clip or screenshot of usage of a slur (after the market is created) wikipedia defines as racist or with racial connotations will resolve this market as yes.

• https://en.wikipedia.org/wiki/List_of_ethnic_slurs

• https://en.wikipedia.org/wiki/List_of_ethnic_slurs_and_epithets_by_ethnicity

YES:

• Calling someone a slur.

• Calling something a slur.

• Saying something is "<slur> behaviour" or someone "acts like <slur>".

• Being unhinged and denying a slur "shut the fuck up, <slur> is not a slur"

What doesn't count as "using a slur":

• Discussing/debating and "quoting" a slur in a civilized manner.

• Saying "don't say <slur>"