ἀπειροκάλως
From LSJ
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
French (Bailly abrégé)
adv.
grossièrement.
Étymologie: ἀπειρόκαλος.
Russian (Dvoretsky)
ἀπειροκάλως: безвкусно, невежественно, грубо Plat., Luc.