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

PREBIOTIC

/pɹiːbaɪˈɒtɪk/9 letters

Definition of PREBIOTIC

adjective

Before the advent of life.

Wiktionary · CC BY-SA

Where it comes from

From pre- + biotic.

Etymology via Wiktionary (CC BY-SA).

Word DNA

How it is built

adjective4 syllablescompoundpre-

Same root, PREBIOTIC · 1 relative in the game

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.

PREBIOTIC in OUTLIER

Players have found it on 17 boards so far. 26 players have found it across Outlier's history.

Day 1Day 148
Its 17 boards, across 148 finished boards · taller bars are busier boards
17
Boards found on
28
First board
147
Latest board
33
Longest gap, days

It first turned up on Day 28, 17 June 2026. The most recent board was Day 147, 14 October 2026. Nobody has seen it on a board for 1 day.

First ever to find it

velothesaurus

on Day 28, 17 June 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

PREBIOTIC
9
Letters
4
Vowels
5
Consonants
8
Different letters
2
Longest consonant run
2
Longest vowel run

PREBIOTIC starts with P and ends with C. Sorted, its letters read BCEIIOPRT - the shape to hunt for when the grid is scrambled. I appears more than once.

Words that start PREBIO

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found PREBIOTIC?

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 28 - and most players walked straight past it.

Play today's OUTLIER