city vs Reading

city and Reading both are nouns.

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

city (noun)	Reading (noun)
people living in a large densely populated municipality	a city on the River Thames in Berkshire in southern England
a large and densely populated urban area; may include several independent administrative districts
an incorporated administrative district established by state charter