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

TARDYON

/ˈtɑː.di.ɒn/7 letters

Definition of TARDYON

noun

Any particle with non-zero mass (i.e. one that travels more slowly than the speed of light).

Wiktionary · CC BY-SA

Where it comes from

Blend of tardy + tachyon or tardy + -on.

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.

TARDYON in OUTLIER

Players have found it on 2 boards so far.

Day 1Day 111
Its 2 boards, across 111 finished boards · taller bars are busier boards
2
Boards found on
94
First board
100
Latest board
6
Longest gap, days

It first turned up on Day 94, 22 August 2026. The most recent board was Day 100, 28 August 2026. Nobody has seen it on a board for 11 days.

First ever to find it

zoyacat

on Day 94, 22 August 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

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

TARDYON starts with T and ends with N. Sorted, its letters read ADNORTY - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.

Words that start TARDYO

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found TARDYON?

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 94 - and most players walked straight past it.

Play today's OUTLIER

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The OUTLIER card for TARDYONDownload image