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

MUST

/məst/4 letters

Definition of MUST

verb

To do as a requirement; indicates that the sentence subject is required as an imperative or directive to execute the sentence predicate, with failure to do so resulting in a failure or negative consequence.

Wiktionary · CC BY-SA

Where it comes from

From Middle English moste ("must", literally, "had to", the past tense of Middle English moten (“to have to”)), from Old English mōste (“had to”), 1st & 3rd person singular past tense of mōtan (“to be allowed, be able to, have the opportunity to, be compelled to, must, may”), from Proto-Germanic *mōtaną. Cognate with Dutch moest (“had to”), German musste (“had to”), Swedish måste (“must, have to, be obliged to”). More at mote.

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.

MUST in OUTLIER

Players have found it on 11 boards so far. 35 players have found it across Outlier's history.

Day 1Day 102
Its 11 boards, across 102 finished boards · taller bars are busier boards
11
Boards found on
25
First board
99
Latest board
19
Longest gap, days

It first turned up on Day 25, 14 June 2026. The most recent board was Day 99, 27 August 2026. Nobody has seen it on a board for 3 days.

First found by a player on Day 25, 14 June 2026.

Also on

Built from these letters

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

MUST starts with M and ends with T. Sorted, its letters read MSTU - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.

Same letters, different word

4 other words use exactly these letters. Worth knowing at the board: an anagram fits a grid the same way.

Words that start MUST

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found MUST?

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 25 - and most players walked straight past it.

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