Italia vs Roma

Italia and Roma both are nouns.

Word	Noun	Adjective	Verb	Adverb
Italia	Yes	No	No	No
Roma	Yes	No	No	No

Italia (noun)	Roma (noun)
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	capital and largest city of Italy; on the Tiber; seat of the Roman Catholic Church; formerly the capital of the Roman Republic and the Roman Empire
	a member of a people with dark skin and hair who speak Romany and who traditionally live by seasonal work and fortunetelling; they are believed to have originated in northern India but now are living on all continents (but mostly in Europe, North Africa, and North America)