Cheremiss vs Mari language

Cheremiss and Mari language both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cheremiss	Yes	No	No	No
Mari language	Yes	No	No	No

As nouns, Cheremiss and Mari language are synonyms defined as:

Other synonyms of Cheremiss include Cheremis, Cheremis language, Cheremiss language, Mari.

Cheremiss (noun)	Mari language (noun)
the Finnic language spoken by the Cheremis	the Finnic language spoken by the Cheremis
a member of a rural Finnish people living in eastern Russia