Possible Clues:

• What's wrong with being a second wife, even though she's old enough now
• Having more than one spouse, illegally
• Marriage crime
• She's not a little girl any more: can she manage two spouses at once?
• Multiple groom's crime
• By snatching up more than one wise guy has woman committed it?
• Instance of having two spouses
• Is she enough of a grown-up for such a double crime?
• Marrying large and little woman?
• Matrimonial crime