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

ISOCHRONAL

10 letters

Definition of ISOCHRONAL

adjective

Having the same duration.

Wiktionary · CC BY-SA

Where it comes from

From Ancient Greek ἴσος (ísos, “equal”) + χρόνος (khrónos, “time”) + -al.

Etymology via Wiktionary (CC BY-SA).

Word DNA

Line of descent

  1. Ancient Greek
  2. English

One recorded step before English.

Ancient Greek

Deepest traced root

2nd

of 59 source languages in OUTLIER

12.6%

of traced words share this origin (3,724)

Hellenic

branch · 12.6% of traced words

How it is built

adjectivecompound-al

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.

ISOCHRONAL in OUTLIER

Players have found it on 11 boards so far. 12 players have found it across Outlier's history.

Day 1Day 151
Its 11 boards, across 151 finished boards · taller bars are busier boards
11
Boards found on
65
First board
148
Latest board
30
Longest gap, days

It first turned up on Day 65, 24 July 2026. The most recent board was Day 148, 15 October 2026. Nobody has seen it on a board for 3 days.

First ever to find it

nasterisk

on Day 65, 24 July 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

ISOCHRONAL
10
Letters
4
Vowels
6
Consonants
9
Different letters
3
Longest consonant run
1
Longest vowel run

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

Words that start ISOCHR

Its neighbours in the OUTLIER dictionary - shortest first.

ISOCHRONISOCHRONEISOCHRONSISOCHRONYISOCHRONESISOCHROOUSISOCHRONISEISOCHRONISMISOCHRONIZEISOCHRONOUSISOCHRONALLYISOCHRONISMS

Could you have found ISOCHRONAL?

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 65 - and most players walked straight past it.

Play today's OUTLIER