The rare daily word game sweeping the globe. Find what's hidden in plain sight.
BASIDIUM
Definition of BASIDIUM
noun
A small structure, shaped like a club, found in the Basidiomycota division of fungi, that bears four spores at the tips of small projections.
Wiktionary · CC BY-SA
Where it comes from
A Latinized form of Ancient Greek βάσις (básis, “base”) + -idium.
Etymology via Wiktionary (CC BY-SA).
Word DNA
Line of descent
- Ancient Greek
- Latin
- English
2 recorded generations before English.
Deepest traced root
3rd
of 59 source languages in OUTLIER
12.4%
of traced words share this origin (10,145)
branch · 12.4% of traced words
How it is built
Same root, BASIDIUM · 2 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.
BASIDIUM in OUTLIER
Players have found it on 7 boards so far.
It first turned up on Day 29, 18 June 2026. The most recent board was Day 94, 22 August 2026. Nobody has seen it on a board for 70 days.
First ever to find it
on Day 29, 18 June 2026 - before anyone else in Outlier's history. See the Pioneers
Also on
Built from these letters
BASIDIUM starts with B and ends with M. Sorted, its letters read ABDIIMSU - the shape to hunt for when the grid is scrambled. I appears more than once.
Words that start BASIDI
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 29
Could you have found BASIDIUM?
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 29 - and most players walked straight past it.
Play today's OUTLIER