The rare daily word game sweeping the globe. Find what's hidden in plain sight.
MUSTACHIOS
Definition of MUSTACHIOS
noun
plural of mustachio
Wiktionary · CC BY-SA
Word DNA
MUSTACHIOS inherits its ancestry from its root, MUSTACHIO.
Line of descent
- Ancient Greek
- Italian
- English
2 recorded generations before English.
Deepest traced root
3rd
of 59 source languages in OUTLIER
12.2%
of traced words share this origin (9,501)
branch · 12.2% of traced words
How it is built
Same root, MUSTACHIO · 3 relatives in the game
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
MUSTACHIOS in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 140, 7 October 2026. Nobody has seen it on a board for 16 days.
First ever to find it
on Day 140, 7 October 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
MUSTACHIOS starts with M and ends with S. Sorted, its letters read ACHIMOSSTU - the shape to hunt for when the grid is scrambled. S appears more than once.
Words that start MUSTAC
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found MUSTACHIOS?
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 140 - and most players walked straight past it.
Play today's OUTLIER