Yuman

of or relating to the language or culture of the Yuma people

adj.pert

Source: WordNet 3.0

Designating, or pertaining to, an important linguistic stock of North American Indians of the southwestern United States and northwestern Mexico, nearly all agriculturists and adept potters and basket makers. Their usual dwelling is the brush wikiup, and in their native state they wear little clothing. The Yuma, Maricopa, Mohave, Walapi, and Yavapai are among the chief tribes, all of fine physique.

adjective

Source: webster1913

a group of language of the Hokan family in Arizona and California and Mexico

noun.communication

Source: WordNet 3.0