Doris vs Greek mythology

Doris and Greek mythology both are nouns.

Word	Noun	Adjective	Verb	Adverb
Doris	Yes	No	No	No
Greek mythology	Yes	No	No	No

Doris (noun)	Greek mythology (noun)
a small region of ancient Greece where the Doric dialect was spoken	the mythology of the ancient Greeks
(Greek mythology) wife of Nereus and mother of the Nereids