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

ACETYLATION

11 letters

Definition of ACETYLATION

noun

The reaction of a substance with acetic acid or one of its derivatives; the introduction of one or more acetyl groups into a substance.

Wiktionary · CC BY-SA

Where it comes from

From acetylate + -ion.

Etymology via Wiktionary (CC BY-SA).

Word DNA

How it is built

nouncompound-ion

Same root, ACETYL · 9 relatives in the game

The Word DNA of OUTLIER →

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.

ACETYLATION in OUTLIER

Players have found it on 1 board so far.

Day 1Day 172
Its one board, across 172 finished boards · taller bars are busier boards
1
Boards found on
137
First board
35
Days since seen

It first turned up on Day 137, 4 October 2026. Nobody has seen it on a board for 35 days.

First found by a player on Day 137, 4 October 2026.

Built from these letters

ACETYLATION
11
Letters
5
Vowels
6
Consonants
9
Different letters
3
Longest consonant run
2
Longest vowel run

ACETYLATION starts with A and ends with N. Sorted, its letters read AACEILNOTTY - the shape to hunt for when the grid is scrambled. A and T appear more than once.

Words that start ACETYLA

Its neighbours in the OUTLIER dictionary - shortest first.

ACETYLASEACETYLATEACETYLATEDACETYLATESACETYLATINGACETYLATIVEACETYLATIONS

Could you have found ACETYLATION?

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 137 - and most players walked straight past it.

Play today's OUTLIER