Augean stables vs Greek mythology

Augean stables and Greek mythology both are nouns.

Word	Noun	Adjective	Verb	Adverb
Augean stables	Yes	No	No	No
Greek mythology	Yes	No	No	No

Augean stables (noun)	Greek mythology (noun)
(Greek mythology) the extremely dirty stables that were finally cleaned by Hercules who diverted two rivers through them	the mythology of the ancient Greeks