Crossword Heaven

Answer: MUMSTHEWORD

MUMSTHEWORD is a crossword puzzle answer that we have spotted 10 times.

• "Don't tell!"
• "Keep it under your hat!"
• "Don't tell a soul"
• "Shhhh!"
• "Not a peep!"
• "Hush!" to a florist?
• "For your ears only" ... and a hint to first words of 17-, 27- and 48-Across
• 'Zip your lip!'
• Cabalist's caution
• Shtum