The rare daily word game sweeping the globe. Find what's hidden in plain sight.
HISTAMIN
Definition of HISTAMIN
noun
Dated form of histamine.
noun
An amine, C5H9N3, formed by decarboxylation of histidine, that causes dilatation of capillaries, contraction of smooth muscle, and stimulation of gastric acid secretion; it is released during allergic reactions.
Wiktionary · CC BY-SA
Word DNA
How it is built
Same root, HISTAMIN · 2 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.
HISTAMIN in OUTLIER
Players have found it on 7 boards so far.
It first turned up on Day 72, 31 July 2026. The most recent board was Day 156, 23 October 2026. Nobody has seen it on a board for 12 days.
First ever to find it
on Day 73, 1 August 2026 - before anyone else in Outlier's history. See the Pioneers
Also on
Built from these letters
HISTAMIN starts with H and ends with N. Sorted, its letters read AHIIMNST - the shape to hunt for when the grid is scrambled. I 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 HISTAM
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found HISTAMIN?
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 72 - and most players walked straight past it.
Play today's OUTLIER