Lubumbashi vs city

Lubumbashi and city both are nouns.

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

Lubumbashi (noun)	city (noun)
a city in southeastern Congo near the border with Zambia; a copper mining center; former name (until 1966) was Elisabethville	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts
	an incorporated administrative district established by state charter