FRG vs North Atlantic Treaty Organization

FRG and North Atlantic Treaty Organization both are nouns.

Word	Noun	Adjective	Verb	Adverb
FRG	Yes	No	No	No
North Atlantic Treaty Organization	Yes	No	No	No

FRG (noun)	North Atlantic Treaty Organization (noun)
a republic in central Europe; split into East Germany and West Germany after World War II and reunited in 1990	an international organization created in 1949 by the North Atlantic Treaty for purposes of collective security