The ideals, goals, and challenges that inspire ethno-nationalist mobilizations also inspire their corpus planning. Nevertheless, just as even movements of self-protective differentiation also come to ultimately various interactions with the larger world, so corpus planning efforts inspired by purism, ausbau, classicism and uniqueness also compromise in varying degrees so as to pursue contact enrichment, einbau, vernacularization and internationalization as well. Profiles of various corpus planning efforts will be presented based upon the tensions between these four bipolar dimensions by means of which opposite tendencies can be simultaneously justified and attempted.