Confederate States of America vs South

Confederate States of America and South both are nouns.

Word	Noun	Adjective	Verb	Adverb
Confederate States of America	Yes	No	No	No
South	Yes	No	No	No

As nouns, Confederate States of America and South are synonyms defined as:

Confederate States of America and South: the southern states that seceded from the United States in 1861

Other synonyms of Confederate States of America include Confederacy, Confederate States, Dixie, Dixieland.

Confederate States of America (noun)	South (noun)
the southern states that seceded from the United States in 1861	the southern states that seceded from the United States in 1861
	the region of the United States lying to the south of the Mason-Dixon line