The rare daily word game sweeping the globe. Find what's hidden in plain sight.
BOOKCASE
Definition of BOOKCASE
noun
A piece of furniture for the storage and display of books.
Wiktionary · CC BY-SA
Where it comes from
From book + case.
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.
BOOKCASE in OUTLIER
Players have found it on 7 boards so far. 11 players have found it across Outlier's history.
It first turned up on Day 58, 17 July 2026. The most recent board was Day 121, 18 September 2026. It was on the latest finished board.
First ever to find it
on Day 58, 17 July 2026 - before anyone else in Outlier's history. See the Pioneers
Also on
Built from these letters
BOOKCASE starts with B and ends with E. Sorted, its letters read ABCEKOOS - the shape to hunt for when the grid is scrambled. O appears more than once, including a double letter.
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 BOOKCA
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 58
Could you have found BOOKCASE?
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 58 - and most players walked straight past it.
Play today's OUTLIER