scleredema vs hydrops

scleredema and hydrops both are nouns.

Word	Noun	Adjective	Verb	Adverb
scleredema	Yes	No	No	No
hydrops	Yes	No	No	No

As nouns, hydrops is a hypernym of scleredema; that is, hydrops is a word with a broader meaning than scleredema:

scleredema: a skin disease marked by hard edema of the tissue usually beginning in the face
hydrops: swelling from excessive accumulation of watery fluid in cells, tissues, or serous cavities

Other hypernyms of scleredema include dropsy, edema, oedema.

scleredema (noun)	hydrops (noun)
a skin disease marked by hard edema of the tissue usually beginning in the face	swelling from excessive accumulation of watery fluid in cells, tissues, or serous cavities