καρτερόθυμος
From LSJ
Εὐφήμει, ὦ ἄνθρωπε· ἁσμενέστατα μέντοι αὐτὸ ἀπέφυγον, ὥσπερ λυττῶντά τινα καὶ ἄγριον δεσπότην ἀποδράς → Hush, man, most gladly have I escaped this thing you talk of, as if I had run away from a raging and savage beast of a master
English (LSJ)
ον,
A stronghearted, of heroes, Od.21.25, Il.13.350; Μυσοί 14.512; [Ζεύς], Ἔρις, Hes.Th.476, 225: generally, strong, mighty, ἄνεμοι ib.378.