The rare daily word game sweeping the globe. Find what's hidden in plain sight.
CERULEAN
Definition of CERULEAN
noun
A greenish-blue color.
Wiktionary · CC BY-SA
Where it comes from
From Latin caeruleus (“blue”) + -an, from caelum (“sky, heaven”) + -uleus (diminutive suffix).
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.
CERULEAN in OUTLIER
Players have found it on 40 boards so far. 129 players have found it across Outlier's history.
It first turned up on Day 23, 12 June 2026. The most recent board was Day 102, 30 August 2026. It was on the latest finished board.
First found by a player on Day 23, 12 June 2026.
Built from these letters
CERULEAN starts with C and ends with N. Sorted, its letters read ACEELNRU - the shape to hunt for when the grid is scrambled. E appears more than once.
Words that start CERULE
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 23
Could you have found CERULEAN?
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