Halbi (also Bastari, Halba, Halvas, Halabi, Halvi) is an Eastern Indo-Aryan language, transitional between Odia and Marathi. Halbi is the mother tongue of a number of tribal groupings and castes that include Raj Mureas, Halbas, Mahras, Lohras, some Bhatras, Parjas, and others. Halbi is also the language of the market place in Bastar District and, as such, is used by most of the other tribal groups of the area.