The rare daily word game sweeping the globe. Find what's hidden in plain sight.
HORSEBACK
Definition of HORSEBACK
noun
The back of a horse.
Wiktionary · CC BY-SA
Where it comes from
From Middle English horsebacke, horsebak, horsbak, equivalent to horse + back.
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.
HORSEBACK in OUTLIER
Players have found it on 3 boards so far.
It first turned up on Day 23, 12 June 2026. The most recent board was Day 105, 2 September 2026. Nobody has seen it on a board for 4 days.
First found by a player on Day 23, 12 June 2026.
Built from these letters
HORSEBACK starts with H and ends with K. Sorted, its letters read ABCEHKORS - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.
Same letters, different word
One other word uses exactly these letters. Worth knowing at the board: an anagram fits a grid the same way.
Words that start HORSEB
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 23
Could you have found HORSEBACK?
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 23 - and most players walked straight past it.
Play today's OUTLIER