The rare daily word game sweeping the globe. Find what's hidden in plain sight.
CAISSONS
Definition of CAISSONS
noun
plural of caisson
noun
A (permanent) enclosure from which water can be expelled, in order to give access to underwater areas for engineering works etc.
Wiktionary · CC BY-SA
Word DNA
CAISSONS inherits its ancestry from its root, CAISSON.
Line of descent
- French
- English
One recorded step before English.
Deepest traced root
5th
of 59 source languages in OUTLIER
5.3%
of traced words share this origin (4,423)
branch · 12.8% of traced words
How it is built
Same root, CAISSON · 1 relative in the game
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
CAISSONS in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 162, 29 October 2026. Nobody has seen it on a board for 8 days.
First ever to find it
on Day 162, 29 October 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
CAISSONS starts with C and ends with S. Sorted, its letters read ACINOSSS - the shape to hunt for when the grid is scrambled. S 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.
Could you have found CAISSONS?
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 162 - and most players walked straight past it.
Play today's OUTLIER