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

FIREBOXES

9 letters

Definition of FIREBOXES

noun

plural of firebox

FIREBOX

noun

The chamber of a steam engine, or a steam locomotive, in which the fuel is burned.

Wiktionary · CC BY-SA

Word DNA

FIREBOXES inherits its ancestry from its root, FIREBOX.

How it is built

nouncompound

Same root, FIREBOX · 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.

FIREBOXES in OUTLIER

Players have found it on 5 boards so far.

Day 1Day 160
Its 5 boards, across 160 finished boards · taller bars are busier boards
5
Boards found on
85
First board
129
Latest board
16
Longest gap, days

It first turned up on Day 85, 13 August 2026. The most recent board was Day 129, 26 September 2026. Nobody has seen it on a board for 31 days.

First ever to find it

sailingon

on Day 85, 13 August 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

FIREBOXES
9
Letters
4
Vowels
5
Consonants
8
Different letters
1
Longest consonant run
1
Longest vowel run

FIREBOXES starts with F and ends with S. Sorted, its letters read BEEFIORSX - the shape to hunt for when the grid is scrambled. E appears more than once. It uses X - among the least common letters in written English.

Words that start FIREBO

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found FIREBOXES?

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 85 - and most players walked straight past it.

Play today's OUTLIER