Organization of American States vs Trinidad and Tobago

Organization of American States and Trinidad and Tobago both are nouns.

Word	Noun	Adjective	Verb	Adverb
Organization of American States	Yes	No	No	No
Trinidad and Tobago	Yes	No	No	No

Organization of American States (noun)	Trinidad and Tobago (noun)
an association including most countries in the western hemisphere; created in 1948 to promote military and economic and social and cultural cooperation	an island republic in the West Indies off the northeastern coast of Venezuela; achieved independence from the United Kingdom in 1962