button hole vs hole

button hole and hole both are nouns.

Word	Noun	Adjective	Verb	Adverb
button hole	Yes	No	No	No
hole	Yes	No	Yes	No

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

button hole (noun)	hole (noun)
a hole through which buttons are pushed	an opening deliberately made in or through something
	one playing period (from tee to green) on a golf course
	informal terms for the mouth
	an opening into or through something
	a depression hollowed out of solid matter
	an unoccupied space
	informal terms for a difficult situation
	a fault

button hole (verb)	hole (verb)
	make holes in
	hit the ball into the hole