enarthrosis vs enarthrodial joint

enarthrosis and enarthrodial joint both are nouns.

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

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

enarthrosis and enarthrodial joint: 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 enarthrosis include articulatio spheroidea, ball-and-socket joint, cotyloid joint, spheroid joint.

enarthrosis (noun)	enarthrodial joint (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