The rare daily word game sweeping the globe. Find what's hidden in plain sight.
SEROTINAL
Definition of SEROTINAL
adjective
Synonym of serotine (“developing at a later time or later in a season, especially than is customary with allied species; specifically , of a plant: flowering late in a season”).
Wiktionary · CC BY-SA
Where it comes from
From serotine + -al (suffix forming adjectives).
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.
SEROTINAL in OUTLIER
Players have found it on 11 boards so far. 11 players have found it across Outlier's history.
It first turned up on Day 26, 15 June 2026. The most recent board was Day 95, 23 August 2026. It was on the latest finished board.
First found by a player on Day 26, 15 June 2026.
Built from these letters
SEROTINAL starts with S and ends with L. Sorted, its letters read AEILNORST - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.
Same letters, different word
4 other words use exactly these letters. Worth knowing at the board: an anagram fits a grid the same way.
Words that start SEROTI
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 26
Could you have found SEROTINAL?
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 26 - and most players walked straight past it.
Play today's OUTLIER