The rare daily word game sweeping the globe. Find what's hidden in plain sight.
GHRELIN
Definition of GHRELIN
noun
A peptide hormone, secreted in the stomach when empty, that increases appetite and secretion of growth hormone from the pituitary gland.
Wiktionary · CC BY-SA
Where it comes from
From g(rowth) h(ormone)-rel(easing peptide) + -in (suffix forming names of chemical compounds), influenced by Proto-Indo-European *gʰreh₁- (“to grow”): see the December 1999 quotation.
Etymology via Wiktionary (CC BY-SA).
Word DNA
Line of descent
- Proto-Indo-European
- English
One recorded step before English.
Deepest traced root
3rd
of 59 source languages in OUTLIER
8.9%
of traced words share this origin (2,647)
How it is built
Same root, GHRELIN · 1 relative in the game
Every Proto-Indo-European word → · The Word DNA of OUTLIER →
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
GHRELIN in OUTLIER
Players have found it on 48 boards so far. 65 players have found it across Outlier's history.
It first turned up on Day 9, 29 May 2026. The most recent board was Day 152, 19 October 2026. It was on the latest finished board.
First ever to find it
on Day 9, 29 May 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
GHRELIN starts with G and ends with N. Sorted, its letters read EGHILNR - 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 9
Could you have found GHRELIN?
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 9 - and most players walked straight past it.
Play today's OUTLIER