metropolis vs Loyang

metropolis and Loyang both are nouns.

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

metropolis (noun)	Loyang (noun)
people living in a large densely populated municipality	a city in east central China; the capital of ancient China during several dynasties
a large and densely populated urban area; may include several independent administrative districts