hole vs mortise

hole and mortise both are nouns.

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

As nouns, mortise is a hyponym of hole; that is, mortise is a word with a more specific, narrower meaning than hole:

hole (noun)	mortise (noun)
an opening deliberately made in or through something	a square hole made to receive a tenon and so to form a joint
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

hole (verb)	mortise (verb)
make holes in	join by a tenon and mortise
hit the ball into the hole	cut a hole for a tenon in