The rare daily word game sweeping the globe. Find what's hidden in plain sight.
HEPTANE
Definition of HEPTANE
noun
Any of the nine isomers of the saturated aliphatic hydrocarbon C7H16, obtained from petroleum, especially n-heptane (CH3(CH2)5CH3)
Wiktionary · CC BY-SA
Where it comes from
From hept- + -ane.
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.
HEPTANE in OUTLIER
Players have found it on 14 boards so far. 19 players have found it across Outlier's history.
It first turned up on Day 28, 17 June 2026. The most recent board was Day 102, 30 August 2026. It was on the latest finished board.
First found by a player on Day 28, 17 June 2026.
Built from these letters
HEPTANE starts with H and ends with E. Sorted, its letters read AEEHNPT - the shape to hunt for when the grid is scrambled. E appears more than once.
Same letters, different word
2 other words use exactly these letters. Worth knowing at the board: an anagram fits a grid the same way.
Words that start HEPTAN
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 28
Could you have found HEPTANE?
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 28 - and most players walked straight past it.
Play today's OUTLIER