metropolis vs Jerez de la Frontera

metropolis and Jerez de la Frontera both are nouns.

Word	Noun	Adjective	Verb	Adverb
metropolis	Yes	No	No	No
Jerez de la Frontera	Yes	No	No	No

metropolis (noun)	Jerez de la Frontera (noun)
people living in a large densely populated municipality	a city in southwestern Spain that is famous for making sherry
a large and densely populated urban area; may include several independent administrative districts