Related Clues:

• Maumee River outlet
• It's a knockout
• Having fewer errors, as copy
• Pre-op inhalant, once
• Not yet sunk
• Buoyant
• What a knockout!
• Wild blue yonder
• Old anesthetic
• Preoperative delivery, once
• One of a great quintet
• '___ Mood'
• Cousin of chloroform
• Part of the gasoline additive M.T.B.E.
• The heavens