sutura vs articulatio

sutura and articulatio both are nouns.

Word	Noun	Adjective	Verb	Adverb
sutura	Yes	No	No	No
articulatio	Yes	No	No	No

As nouns, articulatio is a hypernym of sutura; that is, articulatio is a word with a broader meaning than sutura:

sutura: an immovable joint (especially between the bones of the skull)
articulatio: (anatomy) the point of connection between two bones or elements of a skeleton (especially if it allows motion)

Other hypernyms of sutura include articulation, joint.

sutura (noun)	articulatio (noun)
an immovable joint (especially between the bones of the skull)	(anatomy) the point of connection between two bones or elements of a skeleton (especially if it allows motion)