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

SERIAL

/ˈsɪə.ɹɪ.əl/6 letters

Definition of SERIAL

adjective

Having to do with or arranged in a series.

Wiktionary · CC BY-SA

Where it comes from

Formed as series + -al, on model of Latin seriālis, from seriēs + -ālis. Cognate to Italian seriale. First use appears c. 1823. See cite below.

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.

SERIAL in OUTLIER

Players have found it on 17 boards so far. 22 players have found it across Outlier's history.

Day 1Day 102
Its 17 boards, across 102 finished boards · taller bars are busier boards
17
Boards found on
29
First board
99
Latest board
11
Longest gap, days

It first turned up on Day 29, 18 June 2026. The most recent board was Day 99, 27 August 2026. Nobody has seen it on a board for 3 days.

First found by a player on Day 29, 18 June 2026.

Built from these letters

SERIAL
6
Letters
3
Vowels
3
Consonants
6
Different letters
1
Longest consonant run
2
Longest vowel run

SERIAL starts with S and ends with L. Sorted, its letters read AEILRS - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.

Same letters, different word

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

Words that start SERIAL

Its neighbours in the OUTLIER dictionary - shortest first.

SERIALSSERIALLYSERIALISESERIALISMSERIALISTSERIALITYSERIALIZESERIALISEDSERIALISESSERIALISMSSERIALISTSSERIALIZED

Could you have found SERIAL?

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 29 - and most players walked straight past it.

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