Sümi language

Sümi, also Sema, is a Sino-Tibetan language spoken in Nagaland, India. It is spoken by the Sümi Naga people. It differs from every other Naga languages due to the presence of guttural sounds.

According to the 2011 Census of India, the Sümi Naga had a Scheduled Tribe population of 236,313 in Nagaland.