frailty vs wasting

frailty and wasting both are nouns.

Word	Noun	Adjective	Verb	Adverb
frailty	Yes	No	No	No
wasting	Yes	No	No	No

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

frailty: the state of being weak in health or body (especially from old age)
wasting: any general reduction in vitality and strength of body and mind resulting from a debilitating chronic disease

Other hyponyms of frailty include asthenia, astheny, cachexia, cachexy, sickliness.

frailty (noun)	wasting (noun)
moral weakness	a decrease in size of an organ caused by disease or disuse
the state of being weak in health or body (especially from old age)	any general reduction in vitality and strength of body and mind resulting from a debilitating chronic disease