The rare daily word game sweeping the globe. Find what's hidden in plain sight.
PERIODIDE
Definition of PERIODIDE
noun
An iodide containing a higher proportion of iodine than any other iodide of the same substance or series
Wiktionary · CC BY-SA
Where it comes from
From per- + iodide.
Etymology via Wiktionary (CC BY-SA).
Word DNA
How it is built
Same root, PERIODIDE · 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.
PERIODIDE in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 152, 19 October 2026. Nobody has seen it on a board for 2 days.
First found by a player on Day 152, 19 October 2026.
Built from these letters
PERIODIDE starts with P and ends with E. Sorted, its letters read DDEEIIOPR - the shape to hunt for when the grid is scrambled. E, I and D appear more than once.
Words that start PERIOD
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found PERIODIDE?
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 152 - and most players walked straight past it.
Play today's OUTLIER