κακόνυμφος
From LSJ
πολλὰ μεταξὺ πέλει κύλικος καὶ χείλεος ἄκρου → there is many a slip twixt cup and lip, there's many a slip twixt cup and lip, there's many a slip 'twixt cup and lip, there's many a slip twixt the cup and the lip, there's many a slip 'twixt the cup and the lip
English (LSJ)
ον,
A illmarried, κακονυμφοτάτα ὄνασις most unprofitable wedlock, E.Hipp.756 (lyr.). II Subst., unhappy bridegroom, Id.Med.206, 990 (both lyr.).