ἀδιάπταιστος
From LSJ
ὁ γὰρ ἀποθανὼν δεδικαίωται ἀπὸ τῆς ἁμαρτίας → anyone who has died has been set free from sin, the person who has died has been freed from sin, someone who has died has been freed from sin (Romans 6:7)
English (LSJ)
ον,
A = ἀδιάπτωτος, Iamb.Protr.21.κδ, cf. Hierocl. Prov.p.463B.
Greek (Liddell-Scott)
ἀδιάπταιστος: -ον, ὁ μὴ προσκόπτων, Ἰαμβλ. Προτρ. 360.