cotyloid joint vs enarthrodial joint

cotyloid joint and enarthrodial joint both are nouns.

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

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

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

cotyloid joint (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