The Mapudungun language family is primarily spoken by the Mapuche people in southern Chile and Argentina. It belongs to the larger Araucanian language family, which includes several dialects and variations. Mapudungun is an agglutinative language, meaning it forms words by combining smaller units of meaning. It has a rich oral tradition and is used in various cultural expressions, including music and storytelling, reflecting the history and identity of the Mapuche community.