The rare daily word game sweeping the globe. Find what's hidden in plain sight.
PROLINES
Definition of PROLINES
noun
plural of proline
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.
PROLINES in OUTLIER
Players have found it on 5 boards so far.
It first turned up on Day 57, 16 July 2026. The most recent board was Day 115, 12 September 2026. Nobody has seen it on a board for 4 days.
First ever to find it
on Day 57, 16 July 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
PROLINES starts with P and ends with S. Sorted, its letters read EILNOPRS - 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.
Also seen on Day 57
Could you have found PROLINES?
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 57 - and most players walked straight past it.
Play today's OUTLIER