οὐ γὰρ ἂν τό γε πραχθὲν ἀγένητον θείη → since he cannot make what was done as though it had not come to pass
adv.vainement, inutilement.Étymologie: μάταιος.
(ΑM ματαίως)επίρρ. βλ. μάταιος.