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

PHONONS

7 letters

Definition of PHONONS

noun

plural of phonon

PHONON

noun

The quantum of acoustic or vibrational energy (sound), considered a discrete particle rather than a wave.

Wiktionary · CC BY-SA

Word DNA

PHONONS inherits its ancestry from its root, PHONON.

Line of descent

  1. Ancient Greek
  2. English

One recorded step before English.

Ancient Greek

Deepest traced root

3rd

of 59 source languages in OUTLIER

12.4%

of traced words share this origin (10,280)

Hellenic

branch · 12.4% of traced words

How it is built

nouncompound-onphono-

Same root, PHONON · 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.

PHONONS in OUTLIER

Players have found it on 2 boards so far.

Day 1Day 167
Its 2 boards, across 167 finished boards · taller bars are busier boards
2
Boards found on
132
First board
159
Latest board
27
Longest gap, days

It first turned up on Day 132, 29 September 2026. The most recent board was Day 159, 26 October 2026. Nobody has seen it on a board for 8 days.

First ever to find it

h0rseman

on Day 132, 29 September 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

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

PHONONS starts with P and ends with S. Sorted, its letters read HNNOOPS - the shape to hunt for when the grid is scrambled. O and N appear more than once.

Words that start PHONON

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found PHONONS?

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 132 - and most players walked straight past it.

Play today's OUTLIER