Scandinavian vs North Germanic language

Scandinavian and North Germanic language both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scandinavian	Yes	Yes	No	No
North Germanic language	Yes	No	No	No

As nouns, Scandinavian and North Germanic language are synonyms defined as:

Scandinavian and North Germanic language: the northern family of Germanic languages that are spoken in Scandinavia and Iceland

Other synonyms of Scandinavian include Nordic, Norse, North Germanic, Scandinavian language.

Scandinavian (noun)	North Germanic language (noun)
the northern family of Germanic languages that are spoken in Scandinavia and Iceland	the northern family of Germanic languages that are spoken in Scandinavia and Iceland
an inhabitant of Scandinavia

Scandinavian (adjective)	North Germanic language (adjective)
of or relating to Scandinavia or its peoples or cultures