uropathy vs nephrosis

uropathy and nephrosis both are nouns.

Word	Noun	Adjective	Verb	Adverb
uropathy	Yes	No	No	No
nephrosis	Yes	No	No	No

As nouns, nephrosis is a hyponym of uropathy; that is, nephrosis is a word with a more specific, narrower meaning than uropathy:

Other hyponyms of uropathy include kidney disease, nephropathy, renal disorder.

uropathy (noun)	nephrosis (noun)
any pathology of the urinary tract	a disease affecting the kidneys
	a syndrome characterized by edema and large amounts of protein in the urine and usually increased blood cholesterol; usually associated with glomerulonephritis or with a complication of various systemic diseases