proavia
From LSJ
καὶ λέγων ὅτι Πεπλήρωται ὁ καιρὸς καὶ ἤγγικεν ἡ βασιλεία τοῦ θεοῦ· μετανοεῖτε καὶ πιστεύετε ἐν τῷ εὐαγγελίῳ → declaring “The time has been accomplished and the kingdom of God is near: start repenting and believing in the gospel!” (Μark 1:15)
Latin > English (Lewis & Short)
prŏ-ăvĭa: ae,
I f, a grandfather's or grandmother's mother, a great-grandmother (post-Aug.), Suet. Calig. 10; cf. Dig. 38, 10, 1; 10.
Latin > French (Gaffiot 2016)
prŏăvĭa,¹⁴ æ, f., bisaïeule, mère de l’aïeul ou de l’aïeule : Suet. Cal. 10.