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

ACIDITY

/əˈsɪd.ɪ.ti/7 letters

Definition of ACIDITY

noun

The quality or state of being acid.

Wiktionary · CC BY-SA

Where it comes from

From French acidité, from Latin aciditātem, accusative singular of aciditās (“sourness, acidity”), from acidus (“sour, acid”). Equivalent to acid + -ity.

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.

ACIDITY in OUTLIER

Players have found it on 19 boards so far. 84 players have found it across Outlier's history.

Day 1Day 111
Its 19 boards, across 111 finished boards · taller bars are busier boards
19
Boards found on
7
First board
108
Latest board
25
Longest gap, days

It first turned up on Day 7, 28 May 2026. The most recent board was Day 108, 5 September 2026. Nobody has seen it on a board for 3 days.

First found by a player on Day 7, 28 May 2026.

Built from these letters

ACIDITY
7
Letters
3
Vowels
4
Consonants
6
Different letters
2
Longest consonant run
1
Longest vowel run

ACIDITY starts with A and ends with Y. Sorted, its letters read ACDIITY - the shape to hunt for when the grid is scrambled. I appears more than once.

Words that start ACIDIT

Its neighbours in the OUTLIER dictionary - shortest first.

ACIDITIES

Could you have found ACIDITY?

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 7 - and most players walked straight past it.

Play today's OUTLIER

Share ACIDITY

The OUTLIER card for ACIDITYDownload image