εἰ μὴ ἦλθον καὶ ἐλάλησα αὐτοῖς, ἁμαρτίαν οὐκ εἶχον → if I had not come and spoken to them, they would not be guilty of sin
ἀντιπεριτρέπω: περιτρέπω εἰς τὸ ἐναντίον, Ζαχ. Μύτιλ. Διαλ. σ. 192. 2 ἐν τέλει.