Oh Oh. Rereading some of the suggestion posts reminded me about something.
Namely this one about its bows - Reminded me that the 3rd Small-blade/dagger model - The tiny "tip" blade
Totally looks like it could be an Arrowhead.
That + wood/rare wood = arrows (simple) (And maybe it'll be a few arrows? would probably be a pain making and selling arrows 1 at a time... althought BotW does it.... urgh... arrows.. Always need more.
Anyway.
Or
blade tip + wood + leaves = Arrows (little more complex and more... proper recipe?) (Smack a tree with Mallet, get leaves, smack a tree/log with hatchet, get wood) (or just add feathers in some way