P / pĭātrix
noun

pĭātrix

gen. pĭātrīcis · gender feminine · decl. 3rd
she that appeases the gods by a sacrifice
she that appeases the gods by a sacrifice: piatrix dicebatur sacerdos, quae expiare erat solita, quam quidam simulatricem, alii sagam, alii expiatricem vocant, Fest. p. 213 Müll. (in Plaut. Mil. 3, 1, 101, read plicatricem).