Related Clues:

• 'No huge amount, yet it's plenty (6)'
• "Quit it!"
• Saying 'When' ought to show what you've had
• Quite an expression of revulsion following one's volte-face
• One hug should be sufficient
• What is needed is no huge change
• Plenty of singers express disgust
• "Desist!"
• Stop right now!
• As much as required
• An adequate amount
• Word of exasperation
• That's it! It's sufficient
• Ah, just pack it in! Is that sufficient?
• A suitable amount