Scandinavia vs Scandinavian Peninsula

Scandinavia and Scandinavian Peninsula both are nouns.

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

As nouns, Scandinavia and Scandinavian Peninsula are synonyms defined as:

Scandinavia and Scandinavian Peninsula: the peninsula in northern Europe occupied by Norway and Sweden

Scandinavia (noun)	Scandinavian Peninsula (noun)
a group of culturally related countries in northern Europe; Finland and Iceland are sometimes considered Scandinavian	the peninsula in northern Europe occupied by Norway and Sweden
the peninsula in northern Europe occupied by Norway and Sweden