cachexia vs cachexy

cachexia and cachexy both are nouns.

Word	Noun	Adjective	Verb	Adverb
cachexia	Yes	No	No	No
cachexy	Yes	No	No	No

As nouns, cachexia and cachexy are synonyms defined as:

cachexia and cachexy: any general reduction in vitality and strength of body and mind resulting from a debilitating chronic disease

Other synonyms of cachexia include wasting.

cachexia (noun)	cachexy (noun)
any general reduction in vitality and strength of body and mind resulting from a debilitating chronic disease	any general reduction in vitality and strength of body and mind resulting from a debilitating chronic disease