Chiron vs Greek mythology

Chiron and Greek mythology both are nouns.

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

Chiron (noun)	Greek mythology (noun)
an asteroid discovered in 1977; it is unique in having an orbit lying mainly between the orbits of Saturn and Uranus	the mythology of the ancient Greeks
(Greek mythology) the learned centaur who tutored Achilles, Asclepius, Hercules, Jason, and other heroes