Αἰγυπτιάς

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)

Source

Spanish (DGE)

-άδος, ἡ egipcio, de Egipto γῆ Orac.Sib.5.507.