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

CAECUM

/ˈsiː.kəm/6 letters

Definition of CAECUM

noun

A cavity open at one end (such as the blind end of a duct), especially a blind pouch connected to the large intestine between the ileum and the colon.

Wiktionary · CC BY-SA

Where it comes from

Borrowed from Latin caecum (“invisible, hidden”), clipping of intestīnum caecum (“blind gut”), translation of Ancient Greek τῠφλὸν ἔντερον (tŭphlòn énteron).

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.

CAECUM in OUTLIER

Players have found it on 1 board so far.

Day 1Day 112
Its one board, across 112 finished boards · taller bars are busier boards
1
Boards found on
90
First board
22
Days since seen

It first turned up on Day 90, 18 August 2026. Nobody has seen it on a board for 22 days.

First ever to find it

ozalba

on Day 90, 18 August 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

CAECUM
6
Letters
3
Vowels
3
Consonants
5
Different letters
1
Longest consonant run
2
Longest vowel run

CAECUM starts with C and ends with M. Sorted, its letters read ACCEMU - the shape to hunt for when the grid is scrambled. C appears more than once.

Could you have found CAECUM?

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 90 - and most players walked straight past it.

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