Holidayish is a term that can be used to describe something that is related to or reminiscent of a holiday. It is often used to describe decorations, clothing, food, and other items that evoke the feeling of a holiday season. The crossword solution for the term 'holidayish' is 'FESTIVE, ' which means to be joyous and merry. FESTIVE decorations, clothing, and food are all examples of things that could be considered holidayish.