ὦ κακόδαιμον

From LSJ

τὸ κατὰ τὴν τῆς αὑτοῦ ψυχῆς ἐπίταξιν τὰ γιγνόμενα γίγνεσθαι, μάλιστα μὲν ἅπαντα, εἰ δὲ μή, τά γε ἀνθρώπινα → the desire that, if possible, everything,—or failing that, all that is humanly possible—should happen in accordance with the demands of one's own heart

Source

Dutch (Woordenboekgrieks.nl)

ongeluksvogel

Russian (Dvoretsky)

ах ты, бедняга, или о, жалкий глупец