Shasta vs Shasta language

Shasta and Shasta language both are nouns.

Word	Noun	Adjective	Verb	Adverb
Shasta	Yes	No	No	No
Shasta language	Yes	No	No	No

As nouns, Shasta and Shasta language are synonyms defined as:

Shasta (noun)	Shasta language (noun)
the Shastan language spoken by the Shasta	the Shastan language spoken by the Shasta
a volcanic mountain peak in the Cascade Range in northern California (14,162 feet high)
a member of the Indian people of northern California and southern Oregon