The rare daily word game sweeping the globe. Find what's hidden in plain sight.
RUBIGO
Definition of RUBIGO
noun
rust
Wiktionary · CC BY-SA
Where it comes from
From Latin rūbīgō.
Etymology via Wiktionary (CC BY-SA).
Word DNA
Line of descent
- Latin
- English
One recorded step before English.
Deepest traced root
1st
of 59 source languages in OUTLIER
32.5%
of traced words share this origin (8,497)
branch · 32.5% 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.
RUBIGO in OUTLIER
Players have found it on 1 board so far.
It first turned up on Day 130, 27 September 2026. It was on the latest finished board.
First ever to find it
on Day 130, 27 September 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
RUBIGO starts with R and ends with O. Sorted, its letters read BGIORU - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.
Words that start RUBIGO
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found RUBIGO?
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 130 - and most players walked straight past it.
Play today's OUTLIER