SC vs South Carolina

SC and South Carolina both are nouns.

Word	Noun	Adjective	Verb	Adverb
SC	Yes	No	No	No
South Carolina	Yes	No	No	No

As nouns, SC and South Carolina are synonyms defined as:

SC and South Carolina: a state in the Deep South; one of the original 13 colonies

Other synonyms of SC include Palmetto State, S.C..

SC (noun)	South Carolina (noun)
a permanent council of the United Nations; responsible for preserving world peace	a state in the Deep South; one of the original 13 colonies
a state in the Deep South; one of the original 13 colonies	one of the British colonies that formed the United States, with capital Charles Towne