The rare daily word game sweeping the globe. Find what's hidden in plain sight.
PERIDIUMS
Definition of PERIDIUMS
noun
plural of peridium
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.
PERIDIUMS in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 82, 10 August 2026. Nobody has seen it on a board for 20 days.
First ever to find it
on Day 82, 10 August 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
PERIDIUMS starts with P and ends with S. Sorted, its letters read DEIIMPRSU - the shape to hunt for when the grid is scrambled. I appears more than once.
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 PERIDI
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found PERIDIUMS?
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 82 - and most players walked straight past it.
Play today's OUTLIER