town vs administrative division

town and administrative division both are nouns.

Word	Noun	Adjective	Verb	Adverb
town	Yes	No	No	No
administrative division	Yes	No	No	No

As nouns, administrative division is a hypernym of town; that is, administrative division is a word with a broader meaning than town:

Other hypernyms of town include administrative district, territorial division.

town (noun)	administrative division (noun)
the people living in a municipality smaller than a city	a district defined for administrative purposes
an urban area with a fixed boundary that is smaller than a city
an administrative division of a county