Meaning of the Sanskrit Word: purandarah

  purandaraḥ—the Lord Indra    SB 4.16.24
  purandaraḥ—Purandara.    SB 8.13.4
  purandaraḥ—the King of heaven, Indra.    SB 9.8.7

Can't find any compound Sanskrit words containing purandarah.