metropolis vs Tanga

metropolis and Tanga both are nouns.

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

metropolis (noun)	Tanga (noun)
people living in a large densely populated municipality	a port city in northeastern Tanzania on the Indian Ocean
a large and densely populated urban area; may include several independent administrative districts