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

LITHIUM

/ˈlɪθi.əm/7 letters

Definition of LITHIUM

noun

The simplest alkali metal, the lightest solid element, and the third lightest chemical element (symbol Li) with an atomic number of 3 and atomic weight of 6.94. It is a soft, silvery metal.

Wiktionary · CC BY-SA

Where it comes from

From New Latin lithium, from Ancient Greek λίθος (líthos, “stone”) + -ium.

Etymology via Wiktionary (CC BY-SA).

Word DNA

Line of descent

  1. Ancient Greek
  2. Latin
  3. English

2 recorded generations before English.

Ancient Greek

Deepest traced root

2nd

of 59 source languages in OUTLIER

12.6%

of traced words share this origin (3,770)

Hellenic

branch · 12.6% of traced words

How it is built

noun3 syllablescompound-ium

Same root, LITHIUM · 1 relative in the game

Every Ancient Greek word → · 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.

LITHIUM in OUTLIER

Players have found it on 50 boards so far. 164 players have found it across Outlier's history.

Day 1Day 152
Its 50 boards, across 152 finished boards · taller bars are busier boards
50
Boards found on
14
First board
152
Latest board
23
Longest gap, days

It first turned up on Day 14, 3 June 2026. The most recent board was Day 152, 19 October 2026. It was on the latest finished board.

First found by a player on Day 14, 3 June 2026.

Built from these letters

LITHIUM
7
Letters
3
Vowels
4
Consonants
6
Different letters
2
Longest consonant run
2
Longest vowel run

LITHIUM starts with L and ends with M. Sorted, its letters read HIILMTU - the shape to hunt for when the grid is scrambled. I appears more than once.

Words that start LITHIU

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found LITHIUM?

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 14 - and most players walked straight past it.

Play today's OUTLIER