mortise vs mortice

mortise and mortice both are nouns.

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

As nouns, mortise and mortice are synonyms defined as:

mortise and mortice: a square hole made to receive a tenon and so to form a joint

As verbs, mortise and mortice are synonyms defined as:

As verbs, mortise and mortice are synonyms defined as:

mortise (noun)	mortice (noun)
a square hole made to receive a tenon and so to form a joint	a square hole made to receive a tenon and so to form a joint

mortise (verb)	mortice (verb)
join by a tenon and mortise	join by a tenon and mortise
cut a hole for a tenon in	cut a hole for a tenon in