Old Line State vs Free State

Old Line State and Free State both are nouns.

Word	Noun	Adjective	Verb	Adverb
Old Line State	Yes	No	No	No
Free State	Yes	No	No	No

As nouns, Old Line State and Free State are synonyms defined as:

Old Line State and Free State: a Mid-Atlantic state; one of the original 13 colonies, with capital Annapolis

Other synonyms of Old Line State include Maryland, Md., MD.

Old Line State (noun)	Free State (noun)
a Mid-Atlantic state; one of the original 13 colonies, with capital Annapolis	a Mid-Atlantic state; one of the original 13 colonies, with capital Annapolis
	a province in central South Africa that was colonized by the Boers; named Free State in 1997