trouble spot vs hotspot

trouble spot and hotspot both are nouns.

Word	Noun	Adjective	Verb	Adverb
trouble spot	Yes	No	No	No
hotspot	Yes	No	No	No

As nouns, trouble spot and hotspot are synonyms defined as:

trouble spot and hotspot: a place of political unrest and potential violence

Other synonyms of trouble spot include flashpoint, hot spot.

trouble spot (noun)	hotspot (noun)
a place of political unrest and potential violence	a lively entertainment spot
a place where trouble exists or occurs regularly	a point of relatively intense heat or radiation
	a place of political unrest and potential violence