St. Vincent and the Grenadines vs Organization of American States

St. Vincent and the Grenadines and Organization of American States both are nouns.

Word	Noun	Adjective	Verb	Adverb
St. Vincent and the Grenadines	Yes	No	No	No
Organization of American States	Yes	No	No	No

St. Vincent and the Grenadines (noun)	Organization of American States (noun)
an island country in the central Windward Islands; achieved independence from the United Kingdom in 1979	an association including most countries in the western hemisphere; created in 1948 to promote military and economic and social and cultural cooperation