urban center vs Huntington

urban center and Huntington both are nouns.

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

urban center (noun)	Huntington (noun)
a large and densely populated urban area; may include several independent administrative districts	a city of western West Virginia on the Ohio river at the mouth of the Kanawha
	United States railroad executive who built the western section of the first United States transcontinental railroad (1821-1900)
	American revolutionary leader who signed the Declaration of Independence and was president of the Continental Congress (1731-1796)
	United States physician who first described Huntington's chorea