impetigo vs skin disorder

impetigo and skin disorder both are nouns.

Word	Noun	Adjective	Verb	Adverb
impetigo	Yes	No	No	No
skin disorder	Yes	No	No	No

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

impetigo: a very contagious infection of the skin; common in children; localized redness develops into small blisters that gradually crust and erode
skin disorder: a disease affecting the skin

Other hypernyms of impetigo include disease of the skin, skin disease.

impetigo (noun)	skin disorder (noun)
a very contagious infection of the skin; common in children; localized redness develops into small blisters that gradually crust and erode	a disease affecting the skin