The rare daily word game sweeping the globe. Find what's hidden in plain sight.
RUTILE
Definition of RUTILE
noun
The most frequent of the three polymorphs of titanium dioxide, crystalizing in the tetragonal system, TiO2.
Wiktionary · CC BY-SA
Where it comes from
From Latin rutilus (“red”) because of its common color, named in 1803.
Etymology via Wiktionary (CC BY-SA).
Word DNA
Line of descent
- Latin
- English
One recorded step before English.
Deepest traced root
1st
of 58 source languages in OUTLIER
33.1%
of traced words share this origin (9,711)
branch · 33.1% of traced words
How it is built
Same root, RUTILE · 1 relative 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.
RUTILE in OUTLIER
Players have found it on 57 boards so far. 96 players have found it across Outlier's history.
It first turned up on Day 9, 29 May 2026. The most recent board was Day 149, 16 October 2026. It was on the latest finished board.
First ever to find it
on Day 9, 29 May 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
RUTILE starts with R and ends with E. Sorted, its letters read EILRTU - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.
Also seen on Day 9
Could you have found RUTILE?
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 9 - and most players walked straight past it.
Play today's OUTLIER