Federative Republic of Brazil vs Organization of American States

Federative Republic of Brazil and Organization of American States both are nouns.

Word	Noun	Adjective	Verb	Adverb
Federative Republic of Brazil	Yes	No	No	No
Organization of American States	Yes	No	No	No

Federative Republic of Brazil (noun)	Organization of American States (noun)
the largest Latin American country and the largest Portuguese speaking country in the world; located in the central and northeastern part of South America; world's leading coffee exporter	an association including most countries in the western hemisphere; created in 1948 to promote military and economic and social and cultural cooperation