Gulf Coast of the United States vs Everglade State

Gulf Coast of the United States and Everglade State both are nouns.

Word	Noun	Adjective	Verb	Adverb
Gulf Coast of the United States	Yes	No	No	No
Everglade State	Yes	No	No	No

Gulf Coast of the United States (noun)	Everglade State (noun)
a region of the United States comprising states bordering the Gulf of Mexico; Alabama and Florida and Louisiana and Mississippi and Texas	a state in southeastern United States between the Atlantic and the Gulf of Mexico; one of the Confederate states during the American Civil War