biuora

Etymology
From. If the spelling is taken at face value, it may imply metathesis of the original b and v.

Noun

 * 1) snake, viper
 * 2) * Idem, f. 23r.
 * […] Et aun a otra uertud q́ si la traen por la mordedura de la biuora, sana.
 * And it has yet another virtue, that if they rub it over a snake bite, it heals.
 * And it has yet another virtue, that if they rub it over a snake bite, it heals.