P / pervĭgĭlĭa
noun

pervĭgĭlĭa

gen. pervĭgĭliae · gender feminine · decl. 1st
a watching all night long
a watching all night long: pervigiliae malum, Just. 24, 8, 14; Mart. Cap. 1, § 37; cf. Charis. p. 43 P.