Sahaptin is a term that refers to the Native American people and their language spoken in the Pacific Northwest region of the United States. There are several other terms that are synonymous with Sahaptin, such as Shahaptian, Shapitan, and Yakama. These terms are also used to describe a group of indigenous people who share similar cultural and linguistic practices. The Sahaptin people have a rich history and have played a crucial role in shaping the traditions and customs of the Pacific Northwest. Their language is still spoken by a significant number of people today and is considered one of the most important indigenous languages in the region.