enarthrodial joint vs enarthrosis

enarthrodial joint and enarthrosis both are nouns.

Word	Noun	Adjective	Verb	Adverb
enarthrodial joint	Yes	No	No	No
enarthrosis	Yes	No	No	No

As nouns, enarthrodial joint and enarthrosis are synonyms defined as:

enarthrodial joint and enarthrosis: a freely moving joint in which a sphere on the head of one bone fits into a rounded cavity in the other bone

Other synonyms of enarthrodial joint include articulatio spheroidea, ball-and-socket joint, cotyloid joint, spheroid joint.

enarthrodial joint (noun)	enarthrosis (noun)
a freely moving joint in which a sphere on the head of one bone fits into a rounded cavity in the other bone	a freely moving joint in which a sphere on the head of one bone fits into a rounded cavity in the other bone