For my December article in American Cemetery and Cremation, I touched on a pet peave of mine: Xmas vs Christmas.
TL;DR: Xmas is ancient Christian shorthand for “Christ,” and therefore “X” does not, “take the Christ out of Christmas,” as folks often proclaim. Anyone who says so simply does not know their history.
You can read my full article here: Xmas in the Cemetery (The article touches on much more than just Xmas, I also get into the symbolic meanings of holly, mistletoe, and more. Fun stuff!)