Related Clues:

• The "O" in SRO
• A ___ formality
• Word on a sale sign
• Sans sibs
• "It's ___ a paper moon ..."
• With little effort
• Pool of water
• Word with words or coincidence
• Little more than
• Except that
• 'A ___ formality!'
• Clearly
• Like mortals?
• Sibling-less
• Barely sufficient