The rare daily word game sweeping the globe. Find what's hidden in plain sight.

NIACIN

/ˈnaɪəsɪn/6 letters

Definition of NIACIN

noun

A water-soluble vitamin, a component of vitamin B complex, found in meat, yeast, and dairy products; it is essential to metabolism.

Wiktionary · CC BY-SA

Where it comes from

in 1942 derived from nicotinic + acid + vitamin, chosen to dissociate it from nicotine, to avoid the perception that vitamins or niacin-rich food contains nicotine, or that cigarettes contain vitamins.

Etymology via Wiktionary (CC BY-SA).

Rarity score
Withheld
Revealed only in play
Tier
Withheld
Find it yourself

OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.

NIACIN in OUTLIER

Players have found it on 1 board so far.

Day 1Day 102
Its one board, across 102 finished boards · taller bars are busier boards
1
Boards found on
90
First board
12
Days since seen

It first turned up on Day 90, 18 August 2026. Nobody has seen it on a board for 12 days.

First ever to find it

eltipo

on Day 90, 18 August 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

NIACIN
6
Letters
3
Vowels
3
Consonants
4
Different letters
1
Longest consonant run
2
Longest vowel run

NIACIN starts with N and ends with N. Sorted, its letters read ACIINN - the shape to hunt for when the grid is scrambled. N and I appear more than once.

Words that start NIACIN

Its neighbours in the OUTLIER dictionary - shortest first.

NIACINSNIACINAMIDENIACINAMIDES

Could you have found NIACIN?

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 90 - and most players walked straight past it.

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