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

ACETAL

/ˈæsɪˌtæl/6 letters

Definition of ACETAL

noun

Any diether of a geminal diol, R2C(OR')2 (where R' is not H).

Wiktionary · CC BY-SA

Where it comes from

From acet(ic) + al(cohol).

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.

ACETAL in OUTLIER

Players have found it on 6 boards so far.

Day 1Day 107
Its 6 boards, across 107 finished boards · taller bars are busier boards
6
Boards found on
65
First board
104
Latest board
26
Longest gap, days

It first turned up on Day 65, 24 July 2026. The most recent board was Day 104, 1 September 2026. Nobody has seen it on a board for 3 days.

First ever to find it

andrew_wja

on Day 65, 24 July 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

ACETAL
6
Letters
3
Vowels
3
Consonants
5
Different letters
1
Longest consonant run
1
Longest vowel run

ACETAL starts with A and ends with L. Sorted, its letters read AACELT - the shape to hunt for when the grid is scrambled. A appears more than once.

Words that start ACETAL

Its neighbours in the OUTLIER dictionary - shortest first.

ACETALSACETALDEHYDEACETALDEHYDES

Could you have found ACETAL?

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 65 - and most players walked straight past it.

Play today's OUTLIER

Share ACETAL

The OUTLIER card for ACETALDownload image