Related Clues:

• "That's right"
• "Of course"
• ''Permission granted''
• Nod's significance
• "I'll do it!"
• No alternative
• Unambiguous response
• 'Let's!'
• Okay word?
• "Amen!"
• Affirming word
• One of two definitive responses
• "Sure!"
• Happy cry
• Undoubtedly