Other examples are Bacga, Bagg, Benna, Benn, bota, Boot and dim.
"The Romance of Names"
Ernest Weekley
The end of it was that the two squires talked so much and drank so much that sleep had to tie their tongues and moderate their thirst, for to quench it was impossible; and so the pair of them fell asleep clinging to the now nearly empty bota and with half-chewed morsels in their mouths; and there we will leave them for the present, to relate what passed between the Knight of the Grove and him of the Rueful Countenance.
"The History of Don Quixote, Volume II., Complete"
Miguel de Cervantes Saavedra
Sancho beheld all, "and nothing gave him pain;" so far from that, acting on the proverb he knew so well, "when thou art at Rome do as thou seest," he asked Ricote for his bota and took aim like the rest of them, and with not less enjoyment.
"The History of Don Quixote, Volume II., Complete"
Miguel de Cervantes Saavedra