† eˈffrenable,a.Obs.rare—1. [f. L. effrēn-us unbridled (f.ex out + frēn-um bridle) + -able.] Incapable of restraint, violently rebellious. 1621Bolton Stat.Irel. 313 (an. 11 Eliz.) The saide traytor having by this effrenable meanes growen to great power.