The rare daily word game sweeping the globe. Find what's hidden in plain sight.
LUSTRAL
Definition of LUSTRAL
adjective
Of or pertaining to (ritual) purification.
Wiktionary · CC BY-SA
Where it comes from
From Latin lūstrālis, from lūstrum (“purificatory sacrifice”); compare French lustral. See lustrum.
Etymology via Wiktionary (CC BY-SA).
Word DNA
Line of descent
2 recorded generations before English.
Deepest traced root
5th
of 59 source languages in OUTLIER
7.2%
of traced words share this origin (2,118)
branch · 15.4% of traced words
How it is built
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
LUSTRAL in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 145, 12 October 2026. Nobody has seen it on a board for 6 days.
First ever to find it
on Day 145, 12 October 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
LUSTRAL starts with L and ends with L. Sorted, its letters read ALLRSTU - the shape to hunt for when the grid is scrambled. L appears more than once.
Words that start LUSTRA
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found LUSTRAL?
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 145 - and most players walked straight past it.
Play today's OUTLIER