Elamite vs Susian language

Elamite and Susian language both are nouns.

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

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

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

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

Elamite (noun)	Susian language (noun)
an extinct ancient language of unknown affinities; spoken by the Elamites	an extinct ancient language of unknown affinities; spoken by the Elamites
a member of an ancient warlike people living in Elam east of Babylonia as early as 3000 BC