metropolis vs Guayaquil

metropolis and Guayaquil both are nouns.

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

metropolis (noun)	Guayaquil (noun)
people living in a large densely populated municipality	the largest city of Ecuador
a large and densely populated urban area; may include several independent administrative districts