Mount Athos vs Greece

Mount Athos and Greece both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mount Athos	Yes	No	No	No
Greece	Yes	No	No	No

Mount Athos (noun)	Greece (noun)
an autonomous area in northeastern Greece that is the site of several Greek Orthodox monasteries founded in the tenth century	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