The rare daily word game sweeping the globe. Find what's hidden in plain sight.
MUCOSAL
Definition of MUCOSAL
adjective
Of or pertaining to the mucous membranes (mucosae).
Wiktionary · CC BY-SA
Where it comes from
From mucosa + -al.
Etymology via Wiktionary (CC BY-SA).
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
MUCOSAL in OUTLIER
Players have found it on 31 boards so far. 100 players have found it across Outlier's history.
It first turned up on Day 30, 19 June 2026. The most recent board was Day 108, 5 September 2026. Nobody has seen it on a board for 1 day.
First ever to find it
on Day 30, 19 June 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
MUCOSAL starts with M and ends with L. Sorted, its letters read ACLMOSU - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.
Words that start MUCOSA
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 30
Could you have found MUCOSAL?
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 30 - and most players walked straight past it.
Play today's OUTLIER