What is "tsilhqot'in"

The Tsilhqot'in ( ; also spelled Chilcotin, Tsilhqut'in, Tŝinlhqot’in, Chilkhodin, Tsilkótin, Tsilkotin) are a First Nation band government of the Athabaskan-speaking ethnolinguistic group that live in British Columbia, Canada. They are the most southern of the Athabaskan-speaking aboriginal peoples in British Columbia.