ἑτερήμερος
From LSJ
κακὸς μὲν γὰρ ἑκὼν οὐδείς → no one is voluntarily wicked, no one is voluntarily bad
English (LSJ)
ον,
A on alternate days, day and day about, ζώουσ' ἑτερήμεροι, of the Dioscuri, Od.11.303, cf. Ph. 2.189, Jul.Or.4.147a; ἑ. ὁ βίος τῶν ἀσκητῶν Ph.1.643; of an intermittent fever, Orph.L.633.