genu vs articulatio genus

genu and articulatio genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
genu	Yes	No	No	No
articulatio genus	Yes	No	No	No

As nouns, genu and articulatio genus are synonyms defined as:

genu and articulatio genus: hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella

Other synonyms of genu include human knee, knee, knee joint.

genu (noun)	articulatio genus (noun)
hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella	hinge joint in the human leg connecting the tibia and fibula with the femur and protected in front by the patella