sorting vs triage

sorting and triage both are nouns.

Word	Noun	Adjective	Verb	Adverb
sorting	Yes	No	No	No
triage	Yes	No	No	No

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

sorting: grouping by class or kind or size
triage: sorting and allocating aid on the basis of need for or likely benefit from medical treatment or food

Other hyponyms of sorting include separation.

sorting (noun)	triage (noun)
grouping by class or kind or size	sorting and allocating aid on the basis of need for or likely benefit from medical treatment or food
the basic cognitive process of arranging into classes or categories
an operation that segregates items into groups according to a specified criterion