town vs Bartlesville

town and Bartlesville both are nouns.

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

town (noun)	Bartlesville (noun)
the people living in a municipality smaller than a city	a town in northeastern Oklahoma
an urban area with a fixed boundary that is smaller than a city
an administrative division of a county