αἰέτιον
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)
English (LSJ)
χάριν ἐκτείσω, prov. of those who repay benefits quickly, Apostol.1.78.
Spanish (DGE)
adv. rápidamente, como un águila αἰέτιον χάριν ἐκτίσω pagaré el favor rápidamente Apostol.1.78.