Land of Opportunity vs U.S.A.

Land of Opportunity and U.S.A. both are nouns.

Word	Noun	Adjective	Verb	Adverb
Land of Opportunity	Yes	No	No	No
U.S.A.	Yes	No	No	No

Land of Opportunity (noun)	U.S.A. (noun)
a state in south central United States; one of the Confederate states during the American Civil War	North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776