city vs Luxor

city and Luxor both are nouns.

Word	Noun	Adjective	Verb	Adverb
city	Yes	No	No	No
Luxor	Yes	No	No	No

city (noun)	Luxor (noun)
people living in a large densely populated municipality	a city in central Egypt on the east bank of the Nile that is a center for visitors to the ruins of and around Thebes
a large and densely populated urban area; may include several independent administrative districts
an incorporated administrative district established by state charter