Great Lakes State vs Mich.

Great Lakes State and Mich. both are nouns.

Word	Noun	Adjective	Verb	Adverb
Great Lakes State	Yes	No	No	No
Mich.	Yes	No	No	No

As nouns, Great Lakes State and Mich. are synonyms defined as:

Great Lakes State and Mich.: a midwestern state in north central United States in the Great Lakes region, with capital Lansing

Other synonyms of Great Lakes State include MI, Michigan, Wolverine State.

Great Lakes State (noun)	Mich. (noun)
a midwestern state in north central United States in the Great Lakes region, with capital Lansing	a midwestern state in north central United States in the Great Lakes region, with capital Lansing