strong-hearted
Ancient Greek word, found 10 times in the texts on Socratos.
Homer, Iliad 5.277: καρτερόθυμε δαΐφρον ἀγαυοῦ Τυδέος υἱὲ
Homer, Odyssey 21.25: ἐπεὶ δὴ Διὸς υἱὸν ἀφίκετο καρτερόθυμον,
Hesiod, Theogony 225: Γῆράς τʼ οὐλόμενον, καὶ Ἔριν τέκε καρτερόθυμον.