Asia vs Roman Empire

Asia and Roman Empire both are nouns.

Word	Noun	Adjective	Verb	Adverb
Asia	Yes	No	No	No
Roman Empire	Yes	No	No	No

Asia (noun)	Roman Empire (noun)
the nations of the Asian continent collectively	an empire established by Augustus in 27 BC and divided in AD 395 into the Western Roman Empire and the eastern or Byzantine Empire; at its peak lands in Europe and Africa and Asia were ruled by ancient Rome
the largest continent with 60% of the earth's population; it is joined to Europe on the west to form Eurasia; it is the site of some of the world's earliest civilizations