Arbitrarily declaring words offensive is a gateway drug. It doesn't seem as malicious as ganging up on people for fun, but its logic leads to denouncing anyone who refuses to stop using those words. In some cases, it leads to denouncing people who even refer to those words as used by others.
Liberdon is a Mastodon instance for libertarians, ancaps, anarchists, voluntaryists, agorists, etc to sound off without fear of reprisal from jack or zuck. It was created in the wake of the Great Twitter Cullings of 2018, when a number of prominent libertarian accounts were suspended or banned.