WI vs Wis.

WI and Wis. both are nouns.

Word	Noun	Adjective	Verb	Adverb
WI	Yes	No	No	No
Wis.	Yes	No	No	No

As nouns, WI and Wis. are synonyms defined as:

Other synonyms of WI include Badger State, Wisc., Wisconsin.

WI (noun)	Wis. (noun)
a midwestern state in north central United States	a midwestern state in north central United States