Luxemburg vs European Economic Community

Luxemburg and European Economic Community both are nouns.

Word	Noun	Adjective	Verb	Adverb
Luxemburg	Yes	No	No	No
European Economic Community	Yes	No	No	No

Luxemburg (noun)	European Economic Community (noun)
a grand duchy (a constitutional monarchy) landlocked in northwestern Europe between France and Belgium and Germany; an international financial center	an international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members
the capital and largest city of Luxembourg