Possible Clues:

• Not allowed
• "That's __!"
• 'That's ___!' ('Don't!')
• Reprimand ending
• "That's __!": parent's admonition
• 'That's ___!' ('Don't do it!')
• 'That's __!'
• "That's __!": mom's admonition
• "That's ___!" (parent's admonition)
• "Bullying is __!": school rule