πράϋνσις
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)
[ᾱ], εως, Ion. πρήϋνσις, ἡ,
A softening, appeasing, Arist. Rh.1380a8: Medic., relief, Aret.CA2.11 (pl.).
German (Pape)
[Seite 696] ἡ, Besänftigung, bes. des Zornes, wie Arist. rhet. 2, 3 A. ἔστω δὲ πράϋνσις κατάστασις καὶ ἠρέμησις ὀργῆς; auch Linderung, Sp.
Greek (Liddell-Scott)
πράϋνσις: -εως, ἡ, τὸ πραΰνειν, καθησυχάζειν, Ἀριστ. Ρητ. 2. 3, 2.