P / pessum
greek

pessum

(collat. form , , Plin. Val. 1, 5 fin.; Theod. Prisc. 2, 5), = πεσσόν, πεσσός, in medic. lang.
a pessary
a pessary, App. Herb. 121; Theod. Prisc. 3, 5 (in Cels. 5, 21, written as Greek).