barbuda

Etymology
From. The coinage, because of it depicting a full helm or barbuda.

Noun

 * 1) visored barbute helm
 * 2)  a medieval Portuguese silver coinage, briefly also minted in Galicia during the reign of king  when locally recognized as king
 * 3) * 1371, A. López Carreira (ed.), Documentos do arquivo da catedral de Ourense (1289-1399), doc. 381: