Susian language vs Susian

Susian language and Susian both are nouns.

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

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

Susian language and Susian: an extinct ancient language of unknown affinities; spoken by the Elamites

Other synonyms of Susian language include Elamite, Elamite language, Elamitic, Elamitic language.

Susian language (noun)	Susian (noun)
an extinct ancient language of unknown affinities; spoken by the Elamites	an extinct ancient language of unknown affinities; spoken by the Elamites