hot spot vs geographic region

hot spot and geographic region both are nouns.

Word	Noun	Adjective	Verb	Adverb
hot spot	Yes	No	No	No
geographic region	Yes	No	No	No

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

Other hypernyms of hot spot include geographic area, geographical area, geographical region.

hot spot (noun)	geographic region (noun)
a lively entertainment spot	a demarcated area of the Earth
a point of relatively intense heat or radiation
a place of political unrest and potential violence