1) Penutian 2) Sahaptin 3) Sahaptino 1) Sahaptin 2) Sahaptino 
[n] - a member of a North American Indian people who lived in Oregon along the Columbia river and its tributaries in Washington and northern Idaho 2. [n] - a Penutian language spoken by the Shahaptian people
Sahaptin noun a Penutian language spoken by the Shahaptian