Circassian vs Circassian language

Circassian and Circassian language both are nouns.

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

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

Circassian and Circassian language: a northern Caucasian language spoken by the Circassian

Circassian (noun)	Circassian language (noun)
a northern Caucasian language spoken by the Circassian	a northern Caucasian language spoken by the Circassian
a mostly Sunni Muslim community living in northwestern Caucasia
a member of the Sunni Muslim people living in northwestern Caucasia