Related Clues:

• ''For'' words
• Chorus of dissent
• ''Oui'' and ''si''
• Nodded messages
• People who aren't positive?
• Integers (Abbr.)
• Acknowledgments
• What nods often mean
• Phone-book listings: Abbr.
• Simple denials
• Hoped-for responses
• Thumbs-up responses
• Strict parent's answers
• Answers to some proposals
• Thumbs-up replies