The rare daily word game sweeping the globe. Find what's hidden in plain sight.
XIPHISTERNUM
Definition of XIPHISTERNUM
noun
Synonym of xiphoid process.
Wiktionary · CC BY-SA
Where it comes from
Ancient Greek ξίφος (xíphos, “sword”) + English -i- (in place of the etymologically consistent -o-) + English sternum
Etymology via Wiktionary (CC BY-SA).
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
XIPHISTERNUM in OUTLIER
Players have found it on 4 boards so far. 16 players have found it across Outlier's history.
It first turned up on Day 85, 13 August 2026. The most recent board was Day 102, 30 August 2026. It was on the latest finished board.
First ever to find it
on Day 85, 13 August 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
XIPHISTERNUM starts with X and ends with M. Sorted, its letters read EHIIMNPRSTUX - the shape to hunt for when the grid is scrambled. I appears more than once. It uses X - among the least common letters in written English.
Could you have found XIPHISTERNUM?
OUTLIER is a daily word game. One grid, the same grid for everybody, and the words nobody else spots are the ones that pay. This word was on Day 85 - and most players walked straight past it.
Play today's OUTLIER