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

TUFF

/tʌf/4 letters

Definition of TUFF

noun

A light porous rock, now especially a rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel.

Wiktionary · CC BY-SA

Where it comes from

From French tuffe, tuf, from Italian tufo, from Latin tōfus. Doublet of tufa.

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.

TUFF in OUTLIER

Players have found it on 2 boards so far.

Day 1Day 118
Its 2 boards, across 118 finished boards · taller bars are busier boards
2
Boards found on
117
First board
118
Latest board
1
Longest gap, days

It first turned up on Day 117, 14 September 2026. The most recent board was Day 118, 15 September 2026. It was on the latest finished board.

First ever to find it

shoeless

on Day 117, 14 September 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

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

TUFF starts with T and ends with F. Sorted, its letters read FFTU - the shape to hunt for when the grid is scrambled. F appears more than once, including a double letter.

Words that start TUFF

Its neighbours in the OUTLIER dictionary - shortest first.

TUFFETUFFSTUFFESTUFFETTUFFETSTUFFACEOUSTUFFTAFFETATUFFTAFFETY

Could you have found TUFF?

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 117 - and most players walked straight past it.

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The OUTLIER card for TUFFDownload image