prurigo vs skin disease

prurigo and skin disease both are nouns.

Word	Noun	Adjective	Verb	Adverb
prurigo	Yes	No	No	No
skin disease	Yes	No	No	No

As nouns, skin disease is a hypernym of prurigo; that is, skin disease is a word with a broader meaning than prurigo:

prurigo: chronic inflammatory disease of the skin characterized by blister capped papules and intense itching
skin disease: a disease affecting the skin

Other hypernyms of prurigo include disease of the skin, skin disorder.

prurigo (noun)	skin disease (noun)
chronic inflammatory disease of the skin characterized by blister capped papules and intense itching	a disease affecting the skin