night-stop vs stopover

night-stop and stopover both are nouns.

Word	Noun	Adjective	Verb	Adverb
night-stop	Yes	No	No	No
stopover	Yes	No	No	No

As nouns, stopover is a hypernym of night-stop; that is, stopover is a word with a broader meaning than night-stop:

Other hypernyms of night-stop include layover, stop.

night-stop (noun)	stopover (noun)
a break in a journey for the night	a brief stay in the course of a journey
	a stopping place on a journey