city vs Smolensk

city and Smolensk both are nouns.

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

city (noun)	Smolensk (noun)
people living in a large densely populated municipality	a city in western Russia on the Dnieper River; scene of severe fighting in World War II
a large and densely populated urban area; may include several independent administrative districts
an incorporated administrative district established by state charter