Good attempt to compose a word that does not exist. Anti-feudal serious someone contrary to the system of Government feudal eradicated in the majority of the world. In figurative sense could be someone who behaves as if it were the Feudal Mr of a business, land or something. Antifeudalista that would be this against this kind of people
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list