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

HAEMOCOEL

/ˈhiːməˌsiːl/9 letters

Definition of HAEMOCOEL

noun

The cavity, between the organs of arthropods and molluscs, through which the blood etc. circulates.

Wiktionary · CC BY-SA

Where it comes from

From haemo- + -coel.

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.

HAEMOCOEL in OUTLIER

Players have found it on 5 boards so far.

Day 1Day 112
Its 5 boards, across 112 finished boards · taller bars are busier boards
5
Boards found on
20
First board
103
Latest board
75
Longest gap, days

It first turned up on Day 20, 9 June 2026. The most recent board was Day 103, 31 August 2026. Nobody has seen it on a board for 9 days.

First found by a player on Day 20, 9 June 2026.

Built from these letters

HAEMOCOEL
9
Letters
5
Vowels
4
Consonants
7
Different letters
1
Longest consonant run
2
Longest vowel run

HAEMOCOEL starts with H and ends with L. Sorted, its letters read ACEEHLMOO - the shape to hunt for when the grid is scrambled. E and O appear more than once.

Words that start HAEMOC

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found HAEMOCOEL?

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 20 - and most players walked straight past it.

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