capital of Greece vs Athens

capital of Greece and Athens both are nouns.

Word	Noun	Adjective	Verb	Adverb
capital of Greece	Yes	No	No	No
Athens	Yes	No	No	No

As nouns, capital of Greece and Athens are synonyms defined as:

capital of Greece and Athens: the capital and largest city of Greece; named after Athena (its patron goddess)

Other synonyms of capital of Greece include Athinai, Greek capital.

capital of Greece (noun)	Athens (noun)
the capital and largest city of Greece; named after Athena (its patron goddess)	the capital and largest city of Greece; named after Athena (its patron goddess)
	a university town in northeast Georgia
	a town in southeast Ohio