Buco (m)
(with) definite article: ileach of the tone producing holes of a chanter or semidrone
According to Scaldaferri, the term in the dialect spoken in the Pollino massif; Possibly used in Val d’Agri, instead (➺ my remarks to Puntë).
Scaldaferri, Nicola: La zampogna in Basilicata. In: La zampogna: gli aerofoni a sacco in Italia (2005), II, p.59 (buchi).