How to tell a person they sound racist...

[sanguineroses]

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And...on reclaiming a term (or terms) that aren't yours to reclaim.

No More No Homo

[....] At this point a lot of people who didn't intend it to be homophobic were still attracted to the comedic device and the absurdity of it, and they felt like they could use "no homo" without being anti-gay. Some people argue that when they take it to such a silly extreme, they are really critiquing and satirizing homophobia, instead of promoting it.

[....]

But as a general rule, if you're not the original target of an insult, you can't be the one to reclaim it.