Pontus vs Greek mythology

Pontus and Greek mythology both are nouns.

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

Pontus (noun)	Greek mythology (noun)
an ancient region of northern Asia Minor on the Black Sea; it reached its height under Mithridates VI but was later incorporated into the Roman Empire	the mythology of the ancient Greeks
(Greek mythology) ancient personification of the sea; father of Nereus