Connecticut vs U.S.A.

Connecticut and U.S.A. both are nouns.

Word	Noun	Adjective	Verb	Adverb
Connecticut	Yes	No	No	No
U.S.A.	Yes	No	No	No

Connecticut (noun)	U.S.A. (noun)
a New England state; one of the original 13 colonies	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
one of the British colonies that formed the United States, with capital Hartford or Hartford and New Haven
a river in the northeastern United States; flows south from northern New Hampshire along the border between New Hampshire and Vermont and through Massachusetts and Connecticut where it empties into Long Island Sound