unstained
From LSJ
μή μοι θεοὺς καλοῦσα βουλεύου κακῶς· πειθαρχία γάρ ἐστι τῆς εὐπραξίας μήτηρ, γυνὴ Σωτῆρος· ὦδ᾽ ἔχει λόγος → When you invoke the gods, do not be ill-advised. For Obedience is the mother of Success, wife of Salvation—as the saying goes.
English > Greek (Woodhouse)
adjective
uncorrupted: P. ἀδιάφθορος, ἀδιάφθαρτος.
pure: P. and V. καθαρός, ἀκέραιος, ἀκήρατος (rare P.); see pure.