The rare daily word game sweeping the globe. Find what's hidden in plain sight.
CARDIOLOGY
Definition of CARDIOLOGY
noun
The study of the structure, function, and disorders of the heart.
Wiktionary · CC BY-SA
Where it comes from
From cardio- + -logy.
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.
CARDIOLOGY in OUTLIER
Players have found it on 22 boards so far. 37 players have found it across Outlier's history.
It first turned up on Day 7, 28 May 2026. The most recent board was Day 100, 28 August 2026. Nobody has seen it on a board for 2 days.
First found by a player on Day 7, 28 May 2026.
Built from these letters
CARDIOLOGY starts with C and ends with Y. Sorted, its letters read ACDGILOORY - the shape to hunt for when the grid is scrambled. O appears more than once.
Words that start CARDIO
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 7
Could you have found CARDIOLOGY?
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 7 - and most players walked straight past it.
Play today's OUTLIER