The rare daily word game sweeping the globe. Find what's hidden in plain sight.
STIFFENER
Definition of STIFFENER
noun
Anything added to something in order to stiffen it, such as a support beam, or starch for a collar.
Wiktionary · CC BY-SA
Where it comes from
From stiffen + -er.
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.
STIFFENER in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 118, 15 September 2026. Nobody has seen it on a board for 1 day.
First ever to find it
on Day 118, 15 September 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
STIFFENER starts with S and ends with R. Sorted, its letters read EEFFINRST - the shape to hunt for when the grid is scrambled. F and E appear more than once, including a double letter.
Words that start STIFFE
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found STIFFENER?
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 118 - and most players walked straight past it.
Play today's OUTLIER