The rare daily word game sweeping the globe. Find what's hidden in plain sight.
COOL
Definition of COOL
adjective
Of a mildly low temperature.
Wiktionary · CC BY-SA
Where it comes from
From Middle English cool, from Old English cōl (“cool, cold, tranquil, calm”), from Proto-West Germanic *kōl(ī), from Proto-Germanic *kōluz (“cool”), from *kalaną (“to be cold, to freeze”), Proto-Indo-European *gel- (“to be cold, to freeze”). Cognate with North Frisian kool, koul, kuul, kölj, kööl (“cold”), Saterland Frisian köil (“cool”), West Frisian koel (“cool”), Cimbrian khuul (“chilly, cool”), Dutch koel (“cool”), German kühl (“cool”), Low German köhl (“cool”), Luxembourgish kill (“cool”), Vilamovian kił (“cool”); also Latin gelū, gelum, gelus (“frost; chill, cold”), Belarusian хо́лад (xólad, “cold”), Bulgarian хлад (hlad, “chill, coolness”), Czech chlad (“cold”), Macedonian лад (lad, “shade; coolness”), Polish chłód (“cold”), Russian and Ukrainian хо́лод (xólod, “cold”), Serbo-Croatian хла̑д, hlȃd (“shade”), Sanskrit जड (jaḍa, “cold; stiff”), जल (jala, “water”). Related to cold.
Etymology via Wiktionary (CC BY-SA).
Word DNA
Line of descent
4 recorded generations before English.
Deepest traced root
2nd
of 59 source languages in OUTLIER
14.4%
of traced words share this origin (11,223)
How it is built
Same root, COOL · 15 relatives in the game
Its etymology also names Czech, Dutch, Latin, Polish, Russian, Sanskrit.
Every Proto-Indo-European word → · The Word DNA of OUTLIER →
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
COOL in OUTLIER
It has fitted 1 board so far. 37 players have found it across Outlier's history.
It first turned up on Day 153, 20 October 2026. Nobody has seen it on a board for 5 days.
First found by a player on Day 7, 28 May 2026.
Built from these letters
COOL starts with C and ends with L. Sorted, its letters read CLOO - 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 COOL
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found COOL?
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 153 - and most players walked straight past it.
Play today's OUTLIER