ἐκκεχυμένως
From LSJ
καὶ τοσαύτῃ περιουσίᾳ χρήσασθαι πονηρίας → in the veriest extravagance of malice
English (LSJ)
Adv.pf.part.Pass. of ἐκχέω,
A profusely, extravagantly, ἐ. ζῆν Isoc.15.207 ; ἐ. λέγειν without reserve, Pl.Euthphr.3d ; ἀγαπᾶν Aristaenet.2.16 ; πράττειν τι Just.Nov.74.4.