Erse vs Goidelic language

Erse and Goidelic language both are nouns.

Word	Noun	Adjective	Verb	Adverb
Erse	Yes	No	No	No
Goidelic language	Yes	No	No	No

As nouns, Erse and Goidelic language are synonyms defined as:

Erse and Goidelic language: any of several related languages of the Celts in Ireland and Scotland

Other synonyms of Erse include Erse language, Gaelic, Gaelic language, Goidelic.

Erse (noun)	Goidelic language (noun)
any of several related languages of the Celts in Ireland and Scotland	any of several related languages of the Celts in Ireland and Scotland