urban center vs Kuala Lumpur

urban center and Kuala Lumpur both are nouns.

Word	Noun	Adjective	Verb	Adverb
urban center	Yes	No	No	No
Kuala Lumpur	Yes	No	No	No

urban center (noun)	Kuala Lumpur (noun)
a large and densely populated urban area; may include several independent administrative districts	the largest city and former capital of Malaysia until 2005