fiat
Found Fiat with different capitalization.
Fiat present active subjunctive 3rd singular of fio
Signaturæ autem Papales
expediuntur ab ipsa sanctitate per Fiat simplex, vel per Fiat geminatum, vel per Fiat
proprio motu, vel per Fiat, ut petitur. A Cancellario per Concessum, Concessum ut
petitur, Concessum in forma, Concessum in præsentia D. N. P.