Related Clues:

• 'O Sanctissima,' e.g.
• Caroler's word
• 'Joyeux ___' (French greeting)
• Song sung by candlelight, perhaps
• Christmas card greeting
• Season for carols
• Holiday tune
• Period ending January 6
• Noted Coward
• Seasonal air
• Joyeux time of year
• Season to be jolly
• "The First ___"
• Yuletide refrain
• Playwright Coward