Yule n. : Christmas or Christmastide; the feast of the Nativity of our Savior.

Example:
How do you get your hair to look like hermonie's in the Yule ball?

Taxonomy
Yule, celebrations, tradition, feast, Yule feast, Yule log, Haakon, Old Norse, Christmas, Eve, holiday, saga, sacrifice, blood, toast, Rudolf Simek, festival, Germanic.

Defination from the web:
... The modern English word Yule likely derives from the word yoole, from 1450, which developed from the Old English term ...