κακῶς δρᾶν
From LSJ
Ἔνιοι δὲ καὶ μισοῦσι τοὺς εὐεργέτας → Nonnulli oderunt adeo beneficos sibi → Es hassen manche sogar ihre Wohltäter
Greek > English (Woodhouse)
harm, do a bad turn, do in injury, do one a bad turn, evilly entreat, treat ill, use ill