Al-Hudaydah vs metropolis

Al-Hudaydah and metropolis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Al-Hudaydah	Yes	No	No	No
metropolis	Yes	No	No	No

Al-Hudaydah (noun)	metropolis (noun)
an important port in Yemen on the Red Sea	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts