fatal
From LSJ
Τὸ νικᾶν αὐτὸν αὑτὸν πασῶν νικῶν πρώτη τε καὶ ἀρίστη. Τὸ δὲ ἡττᾶσθαι αὐτὸν ὑφ' ἑαυτοῦ πάντων αἴσχιστόν τε ἅμα καὶ κάκιστον. → Τo conquer yourself is the first and best victory of all, while to be conquered by yourself is of all the most shameful as well as evil
English > Greek (Woodhouse)
adj.
Deadly: P. and V. θανάσιμος, ὀλέθριος (Plat. but rare P.). Of a blow: P. and V. καίριος (Xen.). Ruinous: P. and V. ὀλέθριος (Plat. but rare P.), ἀσύμφορος, V. πανώλεθρος, πολυφθόρος, πανώλης, λυμαντήριος, Ar. and V. ἀτηρός. Appointed by fate: P. and V. εἱμαρμένος, V. πεπρωμένος (rare P.), μόρσιμος, μοιρόκραντος, Ar. and V. θέσφατος.
Spanish > Greek
ἀστεροδίνητος, δύσποτμος, δυσάλυκτος, ἀϊδώνιος, εἱμαρτός, αἰανής, ἀναγκαῖος, ἀναγκαστήρ, ἀπαραίτητος, ἀβοήθητος, ἀλεγεινός, ἐξαίσιος