Related Clues:

• 'Seriously!'
• Parent's angry words
• 'Don't try me!'
• Parental warning
• Unambiguous words
• Childish rebuttal
• 'For real!'
• 'No, really!'
• Childish retort
• Playground assertion
• Words after "No, really!"
• Statement that shows you're serious
• No-nonsense cry
• Kid's comeback
• ''No fooling!''