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

UNDOUBLE

8 letters

Definition of UNDOUBLE

verb

To undo the doubling of; to unfold, or render single again.

Wiktionary · CC BY-SA

Where it comes from

From un- + double.

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.

UNDOUBLE in OUTLIER

Players have found it on 2 boards so far.

Day 1Day 103
Its 2 boards, across 103 finished boards · taller bars are busier boards
2
Boards found on
82
First board
94
Latest board
12
Longest gap, days

It first turned up on Day 82, 10 August 2026. The most recent board was Day 94, 22 August 2026. Nobody has seen it on a board for 9 days.

First ever to find it

kextrii

on Day 82, 10 August 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

UNDOUBLE
8
Letters
4
Vowels
4
Consonants
7
Different letters
2
Longest consonant run
2
Longest vowel run

UNDOUBLE starts with U and ends with E. Sorted, its letters read BDELNOUU - the shape to hunt for when the grid is scrambled. U appears more than once.

Words that start UNDOUB

Its neighbours in the OUTLIER dictionary - shortest first.

UNDOUBLEDUNDOUBLESUNDOUBTEDUNDOUBLINGUNDOUBTFULUNDOUBTINGUNDOUBTABLEUNDOUBTEDLY

Could you have found UNDOUBLE?

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 82 - and most players walked straight past it.

Play today's OUTLIER

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The OUTLIER card for UNDOUBLEDownload image