hotspot vs geographical area

hotspot and geographical area both are nouns.

Word	Noun	Adjective	Verb	Adverb
hotspot	Yes	No	No	No
geographical area	Yes	No	No	No

As nouns, geographical area is a hypernym of hotspot; that is, geographical area is a word with a broader meaning than hotspot:

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

hotspot (noun)	geographical area (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