The rare daily word game sweeping the globe. Find what's hidden in plain sight.
PETROLS
Definition of PETROLS
noun
plural of petrol
noun
A fluid consisting of a mixture of refined petroleum hydrocarbons, primarily consisting of octane, commonly used as a motor fuel.
Wiktionary · CC BY-SA
Word DNA
PETROLS inherits its ancestry from its root, PETROL.
Line of descent
- Ancient Greek
- Latin
- French
- English
3 recorded generations before English.
Deepest traced root
3rd
of 59 source languages in OUTLIER
12.4%
of traced words share this origin (10,043)
branch · 12.4% of traced words
How it is built
Same root, PETROL · 6 relatives in the game
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
PETROLS in OUTLIER
Players have found it on 16 boards so far. 16 players have found it across Outlier's history.
It first turned up on Day 42, 1 July 2026. The most recent board was Day 160, 27 October 2026. Nobody has seen it on a board for 1 day.
First ever to find it
on Day 42, 1 July 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
PETROLS starts with P and ends with S. Sorted, its letters read ELOPRST - 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 PETROL
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 42
Could you have found PETROLS?
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 42 - and most players walked straight past it.
Play today's OUTLIER