Related Clues:

• Frivolous
• "Cakes and ___" (Maugham)
• Ipswich potable
• Pub potation
• Brightness
• Draft letters
• Microbrewery product
• Publican's pints
• Source of illumination
• Kin of beer
• Pub staple
• Low-fat designation
• Not so heavy, informally
• Schooner's cargo, perhaps
• Brewery output