বিয়া (Assamese) comes from Early Assamese বিহা, from Sauraseni Prakrit 𑀯𑀺𑀯𑀸𑀳, from Sanskrit विवाह, from Sanskrit वि, from Proto-Indo-Aryan wí, from Proto-Indo-Iranian wí, from Proto-Indo-European wi — apart, asunder; away from, against.
বিয়া (Assamese): marriage