city vs city limit

city and city limit both are nouns.

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

city (noun)	city limit (noun)
people living in a large densely populated municipality	the limits of the area occupied by a city or town
a large and densely populated urban area; may include several independent administrative districts
an incorporated administrative district established by state charter