Related Clues:

• Like tea in summer
• Unable to get loose
• Covered cupcakes
• Containing cold cubes
• No longer competitive
• Cooled down
• Like a 1-Across, perhaps, in summer
• Like tea in a tumbler
• Chilled, as champagne
• Reinforced
• Sewn up
• Made sure of
• Made safe
• Way to serve coffee
• Assured, as victory