The rare daily word game sweeping the globe. Find what's hidden in plain sight.
FASTEN
Definition of FASTEN
verb
To attach or connect in a secure manner.
Wiktionary · CC BY-SA
Where it comes from
From Middle English fastenen, from Old English fæstnian, from Proto-West Germanic *fastinōn (“to secure, fasten”). Equivalent to fast + -en.
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.
FASTEN in OUTLIER
Players have found it on 9 boards so far. 14 players have found it across Outlier's history.
It first turned up on Day 24, 13 June 2026. The most recent board was Day 91, 19 August 2026. Nobody has seen it on a board for 6 days.
First found by a player on Day 24, 13 June 2026.
Built from these letters
FASTEN starts with F and ends with N. Sorted, its letters read AEFNST - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.
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 FASTEN
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 24
Could you have found FASTEN?
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 24 - and most players walked straight past it.
Play today's OUTLIER