Γερήνιος
From LSJ
κακὸς μὲν γὰρ ἑκὼν οὐδείς → no one is voluntarily wicked, no one is voluntarily bad
English (LSJ)
ὁ, Homeric epith. of Nestor, Γερήνιος ἱππότα Νέστωρ,
A from Gerena or Gerenon, a city of Messenia; ξεῖνος ἐὼν . . παρ' ἱπποδάμοισι Γερήνοις Hes.Fr.15.3.