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

THERMIONIC

10 letters

Definition of THERMIONIC

adjective

Involving the emission of electrons from a heated electrode.

Wiktionary · CC BY-SA

Word DNA

How it is built

adjective

Same root, THERMIONIC · 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.

THERMIONIC in OUTLIER

Players have found it on 8 boards so far.

Day 1Day 168
Its 8 boards, across 168 finished boards · taller bars are busier boards
8
Boards found on
108
First board
155
Latest board
15
Longest gap, days

It first turned up on Day 108, 5 September 2026. The most recent board was Day 155, 22 October 2026. Nobody has seen it on a board for 13 days.

First found by a player on Day 108, 5 September 2026.

Also on

Built from these letters

THERMIONIC
10
Letters
4
Vowels
6
Consonants
9
Different letters
2
Longest consonant run
2
Longest vowel run

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

Words that start THERMI

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found THERMIONIC?

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 108 - and most players walked straight past it.

Play today's OUTLIER