σπεῖν

From LSJ

κακὸς μὲν γὰρ ἑκὼν οὐδείς → no one is voluntarily wicked, no one is voluntarily bad

Source

Greek (Liddell-Scott)

σπεῖν: σπεῖο, ἴδε ἐν λέξ. ἕπω.

Greek Monotonic

σπεῖν: απαρ. αορ. βʹ του ἕπω.