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

TRIOXYGENS

/tɹaɪˈɒksɪdʒən/10 letters

Definition of TRIOXYGENS

Wiktionary has no entry for TRIOXYGENS itself. This is its base word, TRIOXYGEN.

noun

ozone (the triatomic allotrope of oxygen)

Wiktionary · CC BY-SA

Where it comes from

The origin recorded for TRIOXYGEN.

From tri- + oxygen.

Etymology via Wiktionary (CC BY-SA).

Word DNA

How it is built

noun4 syllablescompoundtri-

Same root, TRIOXYGEN · 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.

TRIOXYGENS in OUTLIER

Players have found it on 3 boards so far.

Day 1Day 131
Its 3 boards, across 131 finished boards · taller bars are busier boards
3
Boards found on
115
First board
131
Latest board
12
Longest gap, days

It first turned up on Day 115, 12 September 2026. The most recent board was Day 131, 28 September 2026. It was on the latest finished board.

First ever to find it

pxjtSUPPORTER

on Day 131, 28 September 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

TRIOXYGENS
10
Letters
3
Vowels
7
Consonants
10
Different letters
3
Longest consonant run
2
Longest vowel run

TRIOXYGENS starts with T and ends with S. Sorted, its letters read EGINORSTXY - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram. It uses X - among the least common letters in written English.

Words that start TRIOXY

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found TRIOXYGENS?

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 115 - and most players walked straight past it.

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