Rose (f)
(with) definite article: laany embellishing element (such as grooves or protrusions) in the wood
Term mentioned in Borjon who defines it as "an ornament of the drone", but fails to reveal its exact location (NB: Most probably it is the decorative protruberance at its lower end).
Borjon de Scellery, Charles-Emmanuel: Traité de la mvsette, avec vne novvele methode, pour apprendre de ʃoy-meʃme à joüer de cét instrument facilement, & en peu de temps. Lyon, M.DC.LXXII [1672], p.20 (roſe); NB: ➺ the plate between p.26-27.