Dobrich vs metropolis

Dobrich and metropolis both are nouns.

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

Dobrich (noun)	metropolis (noun)
a city in northeastern Bulgaria (north of Varna) that is the commercial center of an agricultural region	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts