Kingdom of Belgium vs Europe

Kingdom of Belgium and Europe both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kingdom of Belgium	Yes	No	No	No
Europe	Yes	No	No	No

Kingdom of Belgium (noun)	Europe (noun)
a monarchy in northwestern Europe; headquarters for the European Union and for the North Atlantic Treaty Organization	an international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members
	the nations of the European continent collectively
	the 2nd smallest continent (actually a vast peninsula of Eurasia); the British use `Europe' to refer to all of the continent except the British Isles