The rare daily word game sweeping the globe. Find what's hidden in plain sight.
ZOSTER
Definition of ZOSTER
noun
An ancient Greek waist-belt for men.
Wiktionary · CC BY-SA
Where it comes from
Borrowed from Latin zōstēr (“shingles”), from Ancient Greek ζωστήρ (zōstḗr, “girdle”).
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.
ZOSTER in OUTLIER
Players have found it on 4 boards so far. 10 players have found it across Outlier's history.
It first turned up on Day 36, 25 June 2026. The most recent board was Day 107, 4 September 2026. Nobody has seen it on a board for 13 days.
First ever to find it
on Day 36, 25 June 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
ZOSTER starts with Z and ends with R. Sorted, its letters read EORSTZ - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram. It uses Z - among the least common letters in written English.
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 ZOSTER
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 36
Could you have found ZOSTER?
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 36 - and most players walked straight past it.
Play today's OUTLIER