purfle, n. & v.
--n.
1 an ornamental border, esp. on a violin etc.
2 archaic the ornamental or embroidered edge of a garment.
--v.tr.
1 decorate with a purfle.
2 (often foll. by with) ornament (the edge of a building).
3 beautify.
purfling n.
ME f. OF porfil, porfiler ult. f. L filum thread