N.Y. vs Hudson River

N.Y. and Hudson River both are nouns.

Word	Noun	Adjective	Verb	Adverb
N.Y.	Yes	No	No	No
Hudson River	Yes	No	No	No

N.Y. (noun)	Hudson River (noun)
a Mid-Atlantic state; one of the original 13 colonies, with capital Albany	a New York river; flows southward into New York Bay; explored by Henry Hudson early in the 17th century