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

FOCI

/ˈfəʊ.kaɪ/4 letters

Definition of FOCI

noun

plural of focus

FOCUS

noun

A point at which reflected or refracted rays of light converge.

Wiktionary · CC BY-SA

Word DNA

FOCI inherits its ancestry from its root, FOCUS.

Line of descent

  1. Latin
  2. English

One recorded step before English.

Latin

Deepest traced root

1st

of 59 source languages in OUTLIER

30.7%

of traced words share this origin (23,951)

Italic

branch · 30.7% of traced words

How it is built

noun2 syllables

Same root, FOCUS · 7 relatives in the game

Every Latin 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.

FOCI in OUTLIER

Players have found it on 74 boards so far. 420 players have found it across Outlier's history.

Day 1Day 156
Its 74 boards, across 156 finished boards · taller bars are busier boards
74
Boards found on
24
First board
156
Latest board
7
Longest gap, days

It first turned up on Day 24, 13 June 2026. The most recent board was Day 156, 23 October 2026. It was on the latest finished board.

First found by a player on Day 24, 13 June 2026.

Built from these letters

FOCI
4
Letters
2
Vowels
2
Consonants
4
Different letters
1
Longest consonant run
1
Longest vowel run

FOCI starts with F and ends with I. Sorted, its letters read CFIO - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.

Same letters, different word

2 other words use exactly these letters. Worth knowing at the board: an anagram fits a grid the same way.

Words that start FOCI

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found FOCI?

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 24 - and most players walked straight past it.

Play today's OUTLIER