metropolis vs Taif

metropolis and Taif both are nouns.

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

metropolis (noun)	Taif (noun)
people living in a large densely populated municipality	a city in western Saudi Arabia to the east of Mecca
a large and densely populated urban area; may include several independent administrative districts