lesion vs raw wound

lesion and raw wound both are nouns.

Word	Noun	Adjective	Verb	Adverb
lesion	Yes	No	No	No
raw wound	Yes	No	No	No

As nouns, raw wound is a hyponym of lesion; that is, raw wound is a word with a more specific, narrower meaning than lesion:

lesion: an injury to living tissue (especially an injury involving a cut or break in the skin)
raw wound: a wound that exposes subcutaneous tissue

Other hyponyms of lesion include stigmata, abrasion, excoriation, scrape, scratch, cut, gash, slash, slice, laceration, bite.

lesion (noun)	raw wound (noun)
any localized abnormal structural change in a bodily part	a wound that exposes subcutaneous tissue
an injury to living tissue (especially an injury involving a cut or break in the skin)