Related Clues:

• 'Can it!'
• 'Be still!'
• Library sound
• 'That's enough!'
• Worked (up)
• Surprise party admonition
• Theater admonition
• Be quiet
• Library order
• 'Ixnay!'
• The sound of ''Silence!''
• 'Quiet, please!'
• 'Shush!'
• Librarian's warning
• ''Put a lid on it!''