Mount Parnassus vs Greece

Mount Parnassus and Greece both are nouns.

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

Mount Parnassus (noun)	Greece (noun)
(Greek mythology) a mountain in central Greece where (according to Greek mythology) the Muses lived; known as the mythological home of music and 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