mortise joint vs mortise-and-tenon joint

mortise joint and mortise-and-tenon joint both are nouns.

Word	Noun	Adjective	Verb	Adverb
mortise joint	Yes	No	No	No
mortise-and-tenon joint	Yes	No	No	No

As nouns, mortise joint and mortise-and-tenon joint are synonyms defined as:

mortise joint and mortise-and-tenon joint: a joint made by inserting tenon on one piece into mortise holes in the other

mortise joint (noun)	mortise-and-tenon joint (noun)
a joint made by inserting tenon on one piece into mortise holes in the other	a joint made by inserting tenon on one piece into mortise holes in the other
a gliding joint between the distal ends of the tibia and fibula and the proximal end of the talus