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

BACTEROIDS

10 letters

Definition of BACTEROIDS

noun

plural of bacteroid

BACTEROID

noun

A micro-organism such as a bacterium or yeast.

Wiktionary · CC BY-SA

Word DNA

BACTEROIDS inherits its ancestry from its root, BACTERIUM.

Line of descent

  1. Ancient Greek
  2. Latin
  3. English

2 recorded generations before English.

Ancient Greek

Deepest traced root

3rd

of 59 source languages in OUTLIER

12.4%

of traced words share this origin (10,655)

Hellenic

branch · 12.4% of traced words

How it is built

noun

Same root, BACTERIUM · 4 relatives in the game

Every Ancient Greek word → · The Word DNA of OUTLIER →

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.

BACTEROIDS in OUTLIER

Players have found it on 10 boards so far.

Day 1Day 178
Its 10 boards, across 178 finished boards · taller bars are busier boards
10
Boards found on
71
First board
176
Latest board
36
Longest gap, days

It first turned up on Day 71, 30 July 2026. The most recent board was Day 176, 12 November 2026. Nobody has seen it on a board for 2 days.

First ever to find it

professordrgir

on Day 71, 30 July 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

BACTEROIDS
10
Letters
4
Vowels
6
Consonants
10
Different letters
2
Longest consonant run
2
Longest vowel run

BACTEROIDS starts with B and ends with S. Sorted, its letters read ABCDEIORST - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.

Words that start BACTER

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found BACTEROIDS?

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 71 - and most players walked straight past it.

Play today's OUTLIER