Related Clues

• Void
• Undo
• Cancel
• Rebut
• Nullify
• Prove wrong
• Counteract
• Overturn
• Wipe out
• Make null and void
• Cancel out
• Countermand
• Deny
• Make invalid
• Contradict
• Veto
• Say it isn't so
• Disprove
• Rule out
• Prove false