Ibadan vs city

Ibadan and city both are nouns.

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

Ibadan (noun)	city (noun)
a large Yoruba city in southwestern Nigeria; site of a university	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