NAC vs North Atlantic Council

NAC and North Atlantic Council both are nouns.

Word	Noun	Adjective	Verb	Adverb
NAC	Yes	No	No	No
North Atlantic Council	Yes	No	No	No

As nouns, NAC and North Atlantic Council are synonyms defined as:

NAC and North Atlantic Council: a council consisting of permanent representatives of all the member countries of NATO; has political authority and powers of decision

NAC (noun)	North Atlantic Council (noun)
a council consisting of permanent representatives of all the member countries of NATO; has political authority and powers of decision	a council consisting of permanent representatives of all the member countries of NATO; has political authority and powers of decision