Scandinavian vs Scandinavia

Scandinavian and Scandinavia both are nouns.

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

Scandinavian (noun)	Scandinavia (noun)
the northern family of Germanic languages that are spoken in Scandinavia and Iceland	a group of culturally related countries in northern Europe; Finland and Iceland are sometimes considered Scandinavian
an inhabitant of Scandinavia	the peninsula in northern Europe occupied by Norway and Sweden

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