Related Clues:

• Veto
• Naysaying
• Defense mechanism
• ''Am not,'' for one
• Turn down
• "Am not," e.g.
• Nyet, e.g.
• Thumbs-down
• Declination
• ''--- is not just a river in Egypt'' (rehab motto)
• Headshake, e.g.
• Suspect's answer, usually
• Bad news from a credit card company
• Repudiation
• Proposer's fear