Plano vs city

Plano and city both are nouns.

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

Plano (noun)	city (noun)
a city in northeastern Texas (suburb of Dallas) with counties Collin and Denton	people living in a large densely populated municipality
	a large and densely populated urban area; may include several independent administrative districts
	an incorporated administrative district established by state charter