Colony vs geographic region

Colony and geographic region both are nouns.

Word	Noun	Adjective	Verb	Adverb
Colony	Yes	No	No	No
geographic region	Yes	No	No	No

As nouns, geographic region is a hypernym of Colony; that is, geographic region is a word with a broader meaning than Colony:

Colony: one of the 13 British colonies that formed the original states of the United States
geographic region: a demarcated area of the Earth

Other hypernyms of Colony include geographic area, geographical area, geographical region.

Colony (noun)	geographic region (noun)
one of the 13 British colonies that formed the original states of the United States	a demarcated area of the Earth