ἀπορρύπτω
From LSJ
To χάρις ὑμῖν οὕτω τίθησιν κτλ. → Thus he writes joy to you all, etc. (Cramer's Catena on 1 Thessalonians 1.1)
English (LSJ)
A cleanse thoroughly, Asp.in EN25.1, Luc.Gall.9; τοὺς πόρους Gal.11.745:—Med., cleanse oneself, Plu.Sull.36, Ael.NA9.62: c.acc., ἀ. τὰς ἐκ παθῶν καὶ νοσημάτων κηλῖδας Ph.2.487, cf. Iamb.Protr.21.ιά. 2 wash away, μελεδωνάς prob. cj. in AP9.815.