Columbus vs town

Columbus and town both are nouns.

Word	Noun	Adjective	Verb	Adverb
Columbus	Yes	No	No	No
town	Yes	No	No	No

Columbus (noun)	town (noun)
the state capital of Ohio; located in the center of the state; site of Ohio State University	the people living in a municipality smaller than a city
a city in western Georgia on the Chattahoochee River; industrial center	an urban area with a fixed boundary that is smaller than a city
a town in eastern Mississippi near the border with Alabama	an administrative division of a county
Italian navigator who discovered the New World in the service of Spain while looking for a route to China (1451-1506)