Related Clues:

• December ad word
• Dec. ad word
• December celebration
• 79 Across time
• Annual celebration with candles
• "Do not open 'til ___"
• 'Do not open 'til ___'
• Yuletide, slangily
• It's about a month after Turkey Day
• Celebration of a famous birth, informally
• Christmas, in a way
• Yuletide, informally
• Huge mall event, for short
• Holiday time, in ads
• Brief version of the Nativity, beginning with Greek letter