The rare daily word game sweeping the globe. Find what's hidden in plain sight.

BACILLUS

/bæˈsɪl.əs/8 letters

Definition of BACILLUS

noun

Any of various rod-shaped, spore-forming aerobic bacteria in the genus Bacillus, some of which cause disease.

Wiktionary · CC BY-SA

Where it comes from

Learned borrowing from Latin bacillus (“little staff, wand”), diminutive of baculum (“stick, staff, walking stick”).

Etymology via Wiktionary (CC BY-SA).

Rarity score
Withheld
Revealed only in play
Tier
Withheld
Find it yourself

OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.

BACILLUS in OUTLIER

Players have found it on 1 board so far.

Day 1Day 110
Its one board, across 110 finished boards · taller bars are busier boards
1
Boards found on
110
First board
0
Days since seen

It first turned up on Day 110, 7 September 2026. It was on the latest finished board.

First found by a player on Day 110, 7 September 2026.

Built from these letters

BACILLUS
8
Letters
3
Vowels
5
Consonants
7
Different letters
2
Longest consonant run
1
Longest vowel run

BACILLUS starts with B and ends with S. Sorted, its letters read ABCILLSU - the shape to hunt for when the grid is scrambled. L appears more than once, including a double letter.

Words that start BACILL

Its neighbours in the OUTLIER dictionary - shortest first.

BACILLIBACILLARBACILLARYBACILLEMIABACILLURIABACILLAEMIABACILLEMIASBACILLICIDEBACILLIFORMBACILLURIAS

Could you have found BACILLUS?

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 110 - and most players walked straight past it.

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