Sverige vs Kingdom of Sweden

Sverige and Kingdom of Sweden both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sverige	Yes	No	No	No
Kingdom of Sweden	Yes	No	No	No

As nouns, Sverige and Kingdom of Sweden are synonyms defined as:

Sverige and Kingdom of Sweden: a Scandinavian kingdom in the eastern part of the Scandinavian Peninsula

Other synonyms of Sverige include Sweden.

Sverige (noun)	Kingdom of Sweden (noun)
a Scandinavian kingdom in the eastern part of the Scandinavian Peninsula	a Scandinavian kingdom in the eastern part of the Scandinavian Peninsula