proface 2 HENRY IV., v. 3. 28. This expression is equivalent to “Much good may it do you.”
“Prouface, prounface: Souhait qui veut dire, bien vous fasse: proficiat.”
Roquefort's Gloss. de la Langue
Romaine.
“Buon pro vi faccia, much good
may it doe you.”
Florio's Ital. and Engl.
Dict.