Meaning of the Sanskrit Word: arunah

  aruṇaḥ—red    SB 5.2.11
  aruṇaḥ—the demigod named Aruṇa    SB 5.21.16
  aruṇaḥ—Aruṇa    SB 6.6.29-31

Can't find any compound Sanskrit words containing arunah.