δρακοντικός
From LSJ
κοινὴ γὰρ ἡ τύχη καὶ τὸ μέλλον ἀόρατον → fortune is common to all, the future is unknown | fortune is common to all and the future unknown | fate is common to all and the future unknown
Spanish (DGE)
-ή, -όν
serpentino, de serpiente, fig. demoníaco δρακοντικὴ καὶ ἰοβόλων αἱρέσεων φωνή Pamph.Abyd.Ep.Petr.4.