Related Clues:

• It's ''positively'' hidden four times in this puzzle
• ''Sure thing!''
• "Sure"
• 'Definitely!'
• ''All right''
• Opposite of 21-Across
• Certain definitive response
• "That's right!"
• Word before 'dear' or 'sir'
• Word with ''I do''
• "For sure!"
• For sure
• Classic-rock group
• 'I'm game!'
• ''Okay!''