metropolis vs metropolitan

metropolis and metropolitan both are nouns.

Word	Noun	Adjective	Verb	Adverb
metropolis	Yes	No	No	No
metropolitan	Yes	Yes	No	No

metropolis (noun)	metropolitan (noun)
people living in a large densely populated municipality	a person who lives in a metropolis
a large and densely populated urban area; may include several independent administrative districts	in the Eastern Orthodox Church this title is given to a position between bishop and patriarch; equivalent to archbishop in western Christianity

metropolis (adjective)	metropolitan (adjective)
	relating to or characteristic of a metropolis