Related Clues:

• Aerated drink
• Float alternative
• Scotch accompaniment
• Cream ___
• Contract's escalator clause, for short
• Elixir
• Gin's go-with
• Carbonated beverage
• Word with baking or diet
• Sandwich side
• See 43-Across
• Scotch partner
• Schweppes product
• Mixer of a sort
• What 7-Up isn't