Toledo vs urban center

Toledo and urban center both are nouns.

Word	Noun	Adjective	Verb	Adverb
Toledo	Yes	No	No	No
urban center	Yes	No	No	No

Toledo (noun)	urban center (noun)
an industrial city in northwestern Ohio on Lake Erie	a large and densely populated urban area; may include several independent administrative districts
a city in central Spain on the Tagus river; famous for steel and swords since the first century