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

LITMUS

/ˈlɪtməs/6 letters

Definition of LITMUS

noun

A dyestuff extracted from certain lichens, that changes color when exposed to pH levels greater than or less than certain critical levels.

Wiktionary · CC BY-SA

Where it comes from

From Middle English litmose, lytmose, litemose, from Old Norse litmosi (“moss used for dyeing”), from lita (“to dye, stain”) + mosi (“moss”), the former from litr (“colour, dye, blee”), from Proto-Germanic *wlitiz, *wlituz (“appearance, blee”), from Proto-Indo-European *wel- (“to see”). Cognate with Old English wlite (“appearance, form, brightness, countenance”). More at moss.

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.

LITMUS in OUTLIER

Players have found it on 27 boards so far. 55 players have found it across Outlier's history.

Day 1Day 109
Its 27 boards, across 109 finished boards · taller bars are busier boards
27
Boards found on
26
First board
108
Latest board
15
Longest gap, days

It first turned up on Day 26, 15 June 2026. The most recent board was Day 108, 5 September 2026. Nobody has seen it on a board for 1 day.

First found by a player on Day 26, 15 June 2026.

Built from these letters

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

LITMUS starts with L and ends with S. Sorted, its letters read ILMSTU - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.

Words that start LITMUS

Its neighbours in the OUTLIER dictionary - shortest first.

LITMUSES

Could you have found LITMUS?

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 26 - and most players walked straight past it.

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