Dear Sampige Srinivas, Kannada itself is derived from Baduga Tamil. 'Hoge' is modified from 'Pughai' meaning smoke. Kal is rock in Tamil too. 'Karnataka' is derived from "karu(mai) nadu" meaning land of black soil. Can TN claim the whole Karnataka as the word "Karnataka" is derived from two Tamil words?. A name is never a good criteria for claiming.