Organization of American States vs Bahama Islands

Organization of American States and Bahama Islands both are nouns.

Word	Noun	Adjective	Verb	Adverb
Organization of American States	Yes	No	No	No
Bahama Islands	Yes	No	No	No

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