Meaning of the Sanskrit Word: girisam

  giriśam—Lord Śiva    SB 4.6.39, SB 6.17.4-5, SB 6.18.18, SB 9.1.29, SB 9.18.9
  giriśam—the lord of the Himalayas, Lord Śiva    SB 2.3.2-7
  giriśam—Śiva    SB 4.2.17
  giriśam—unto Lord Śiva    SB 8.12.14

Can't find any compound Sanskrit words containing girisam.