Lesbos vs Greece

Lesbos and Greece both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lesbos	Yes	No	No	No
Greece	Yes	No	No	No

Lesbos (noun)	Greece (noun)
an island of eastern Greece in the eastern Aegean Sea; in antiquity it was famous for lyric poetry	a republic in southeastern Europe on the southern part of the Balkan peninsula; known for grapes and olives and olive oil
	ancient Greece; a country of city-states (especially Athens and Sparta) that reached its peak in the fifth century BCE