New Jersey vs N.J.

New Jersey and N.J. both are nouns.

Word	Noun	Adjective	Verb	Adverb
New Jersey	Yes	No	No	No
N.J.	Yes	No	No	No

As nouns, New Jersey and N.J. are synonyms defined as:

New Jersey and N.J.: a Mid-Atlantic state on the Atlantic; one of the original 13 colonies

Other synonyms of New Jersey include Garden State, Jersey, NJ.

New Jersey (noun)	N.J. (noun)
a Mid-Atlantic state on the Atlantic; one of the original 13 colonies	a Mid-Atlantic state on the Atlantic; one of the original 13 colonies
one of the British colonies that formed the United States, with capital Elizabethtown, Perth Amboy, or Burlington