Feliz Lusitania vs Federative Republic of Brazil

Feliz Lusitania and Federative Republic of Brazil both are nouns.

Word	Noun	Adjective	Verb	Adverb
Feliz Lusitania	Yes	No	No	No
Federative Republic of Brazil	Yes	No	No	No

Feliz Lusitania (noun)	Federative Republic of Brazil (noun)
port city in northern Brazil in the Amazon delta; main port and commercial center for the Amazon River basin	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