Norse vs Scandinavian

Norse and Scandinavian both are nouns.

Word	Noun	Adjective	Verb	Adverb
Norse	Yes	Yes	No	No
Scandinavian	Yes	Yes	No	No

As adjectives, Norse and Scandinavian are synonyms defined as:

Norse and Scandinavian: of or relating to Scandinavia or its peoples or cultures

As nouns, Norse and Scandinavian are synonyms defined as:

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

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

As nouns, Norse and Scandinavian are synonyms defined as:

Other synonyms of Norse include Northman.

Norse (noun)	Scandinavian (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
a native or inhabitant of Norway	an inhabitant of Scandinavia
an inhabitant of Scandinavia

Norse (adjective)	Scandinavian (adjective)
of or relating to Norway or its people or culture or language	of or relating to Scandinavia or its peoples or cultures
of or relating to Scandinavia or its peoples or cultures