Uthsava or Utsava or Utsav is derived from the Sanskrit word, Utsava.
He also defeated many tribes and small dynasties, including the Dasarnas, the Sivis, the Trigartas, the Amvashtas, the Malavas, the five tribes of the Karnatas, the Madhyamakeyas, the Vattadhanas and the Utsava-sanketas.