Related Clues:

• Prove wrong potato perhaps has been sent back
• Give the lie to root in U-turn
• Orally oppose
• Deny King Edward, for example, has returned
• Offer a counter argument backing Spud
• Deny claim about Root?
• Deny King Edward, say, is making a comeback
• Explode: instrument going up, by the sound of it?
• Make a counterargument against
• Attempt to discredit
• Play down, as something unfavorable
• Deny, e.g., King Edward overthrown
• Thesis completed showing how to deal with problematic cracks?
• Disprove swelling is going up
• Argue to the contrary