δυσμαχεῖν

From LSJ

τί γὰρ καλὸν ζῆν βίοτον, ὃς λύπας φέρει → for what good is there to live a life that brings pain

Source

Greek > English (Woodhouse Verbs Reversed)

fight a losing battle with (see also: δυσμαχέω, δυσμαχῶ)