morphea vs scleroderma

morphea and scleroderma both are nouns.

Word	Noun	Adjective	Verb	Adverb
morphea	Yes	No	No	No
scleroderma	Yes	No	No	No

As nouns, scleroderma is a hypernym of morphea; that is, scleroderma is a word with a broader meaning than morphea:

morphea: localized scleroderma
scleroderma: an autoimmune disease that affects the blood vessels and connective tissue; fibrous connective tissue is deposited in the skin

Other hypernyms of morphea include dermatosclerosis.

morphea (noun)	scleroderma (noun)
localized scleroderma	an autoimmune disease that affects the blood vessels and connective tissue; fibrous connective tissue is deposited in the skin