I would think anarchism by definition would be highly last-word-resistant.
Looking to the other, doctrinally dense, end of the spectrum, I was impressed to see that the Catholic Church not only has excommunication but different *varieties* of excommunication -- they really get down to the fine points of giving the old heave-ho. Just today the Vatican excommunicated a Zambian bishop "Latae sententie." <http://www.nytimes.com/2006/09/26/world/europe/27bishopcnd.html>
Carl