Empire State vs N.Y.

Empire State and N.Y. both are nouns.

Word	Noun	Adjective	Verb	Adverb
Empire State	Yes	No	No	No
N.Y.	Yes	No	No	No

As nouns, Empire State and N.Y. are synonyms defined as:

Empire State and N.Y.: a Mid-Atlantic state; one of the original 13 colonies, with capital Albany

Other synonyms of Empire State include New York, New York State, NY.

Empire State (noun)	N.Y. (noun)
a Mid-Atlantic state; one of the original 13 colonies, with capital Albany	a Mid-Atlantic state; one of the original 13 colonies, with capital Albany