English word mucocutaneous comes from English cutaneous, English muco- (Mucus.)

Detailed word origin of mucocutaneous

Dictionary entry	Language	Definition
cutaneous	English (eng)	(anatomy, zoology) Of, relating to, existing on, or affecting the exterior skin, especially the cutis.
muco-	English (eng)	Mucus.
mucocutaneous	English (eng)	Of or pertaining to the mucous membranes and the skin.

Words with the same origin as mucocutaneous