metropolis vs Mazar-i-Sharif

metropolis and Mazar-i-Sharif both are nouns.

Word	Noun	Adjective	Verb	Adverb
metropolis	Yes	No	No	No
Mazar-i-Sharif	Yes	No	No	No

metropolis (noun)	Mazar-i-Sharif (noun)
people living in a large densely populated municipality	a city in northern Afghanistan
a large and densely populated urban area; may include several independent administrative districts