Mysuru province (not just the city Mysuru, but also areas involving Bengaluru and other neighboring areas) would be a nice case-study on language supremacy. Comparing that area with Karavali (Konkani area), Tulu Nadu (Tulu area) or Kodagu (Kodava area) should explain the attitude of majoritarians towards the minorities in the joke of a cluster they call Karu Nadu, or Karnataka.