I suspect not.
So... 4chan? Why would you possibly want that in this context?
Although, you're posting on HN so it's probably fair to assume that "open and frank discussion" isn't a very high priority for you.
Nobody cares about banning the few idiots who do nothing but spam "MICROSLOP SUCKS MICROSLOP SUCKS". But banning the entire term "microslop", just in case someone might use it? Well, what kind of response were they expecting?
Because the decision was made by some normal adult without mental health issues who hasn't internalized just how disturbed some people on the internet are?
It really shouldn't be unreasonable for moderators to try to maintain a professional tone. Although in this case they certainly picked the wrong platform if "professional" was what they were going for.