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
coelebs: coelĭbātus, etc., v. cael-.
cœlebs et ses dérivés, c. cælebs.