I mean, ‘cracker’ isn’t really a slur given your average White Amerikan still tacitly and vociferously supports slavery via support for “tough-on-crime” politicians that funnel subjects-of-empire through the for-profit prison system/carceral slavery complex.
I just call 'em what they are at this point.
“I am now quite certain that the crimes of this guilty land will never be purged away but with blood. I had, as I now think vainly, flattered myself that without very much bloodshed it might be done.” – John Brown