Holiday cheer is a term used to describe the festive atmosphere of the holiday season. NOG is a three-letter word that is an abbreviation for eggnog, a traditional holiday drink made from eggs, milk, sugar, and spices. HOHOHO is a six-letter word that is an onomatopoeia for the sound of laughter, often associated with Santa Claus. Together, these two words represent the joy and merriment of the holiday season.