shot hole vs bore-hole

shot hole and bore-hole both are nouns.

Word	Noun	Adjective	Verb	Adverb
shot hole	Yes	No	No	No
bore-hole	Yes	No	No	No

As nouns, bore-hole is a hypernym of shot hole; that is, bore-hole is a word with a broader meaning than shot hole:

shot hole: drill hole for a charge of an explosive
bore-hole: a hole or passage made by a drill; usually made for exploratory purposes

Other hypernyms of shot hole include bore, drill hole.

shot hole (noun)	bore-hole (noun)
drill hole for a charge of an explosive	a hole or passage made by a drill; usually made for exploratory purposes