muhara (Old Javanese) comes from Prakrit *muhavara, from Sanskrit द्वार, from Proto-Indo-Aryan dwā́ram, from Proto-Indo-Iranian dʰwā́ram, from Proto-Indo-European dʰwórom, from Proto-Indo-European dʰwor-, from Proto-Indo-European dʰwer- — door.
muhara (Old Javanese): estuary