Did you mean fillet?
fillet
noun
°(now _ rare) A headband; a ribbon or other band used to tie the hair up, or keep a headdress in place, or just for decoration.
°A thin strip of any material, in various technical uses.
verb
°To slice, bone or make into fillets.
°To apply, create, or specify a rounded or filled corner to.
synonyms: bone, debone