NATO vs Italy

NATO and Italy both are nouns.

Word	Noun	Adjective	Verb	Adverb
NATO	Yes	No	No	No
Italy	Yes	No	No	No

NATO (noun)	Italy (noun)
an international organization created in 1949 by the North Atlantic Treaty for purposes of collective security	a republic in southern Europe on the Italian Peninsula; was the core of the Roman Republic and the Roman Empire between the 4th century BC and the 5th century AD