Commonwealth of the Bahamas vs Organization of American States

Commonwealth of the Bahamas and Organization of American States both are nouns.

Word	Noun	Adjective	Verb	Adverb
Commonwealth of the Bahamas	Yes	No	No	No
Organization of American States	Yes	No	No	No

Commonwealth of the Bahamas (noun)	Organization of American States (noun)
island country in the Atlantic to the east of Florida and Cuba; a popular winter resort	an association including most countries in the western hemisphere; created in 1948 to promote military and economic and social and cultural cooperation