Related Clues:

• Deal-consummating word
• "Why not!"
• "OK"
• Yard-sale tag
• Moved away from the stern?
• Certain to happen
• Word (suggested by the black shape in this grid's center) that can precede the answers to starred clues
• 'OK by me'
• Off the market, perhaps
• Auction word
• Showed flexibility
• Prevailed upon
• Confident and self-possessed
• Positive and sure
• Certain about ruse