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

NEUROPIL

8 letters

Definition of NEUROPIL

noun

A fibrous network of nervous tissue that forms the gray matter of the brain

Wiktionary · CC BY-SA

Where it comes from

Probably an abbreviation of obsolete neuropilema, from Ancient Greek νεῦρον (neûron, “nerve”) + πίλημα (pílēma, “felt”); or neuro- + Ancient Greek πῖλος (pîlos, “hair”).

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 58 source languages in OUTLIER

12.6%

of traced words share this origin (3,617)

Hellenic

branch · 12.6% of traced words

How it is built

nouncompoundneuro-

Same root, NEUROPIL · 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.

NEUROPIL in OUTLIER

Players have found it on 13 boards so far.

Day 1Day 143
Its 13 boards, across 143 finished boards · taller bars are busier boards
13
Boards found on
31
First board
122
Latest board
26
Longest gap, days

It first turned up on Day 31, 20 June 2026. The most recent board was Day 122, 19 September 2026. Nobody has seen it on a board for 21 days.

First ever to find it

magnetschool

on Day 31, 20 June 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

NEUROPIL
8
Letters
4
Vowels
4
Consonants
8
Different letters
1
Longest consonant run
2
Longest vowel run

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

Words that start NEUROP

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found NEUROPIL?

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 31 - and most players walked straight past it.

Play today's OUTLIER