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

ALVEOLUS

/ˌal.viˈəʊ.ləs/8 letters

Definition of ALVEOLUS

noun

A small cavity or pit. Any of the many tiny air sacs in the lungs in which the bronchioles terminate and where oxygen and carbon dioxide are rapidly exchanged with the pulmonary capillaries.

Wiktionary · CC BY-SA

Where it comes from

Borrowed from Latin alveolus (“a small hollow or cavity”), diminutive of alveus (“a hollow, cavity”).

Etymology via Wiktionary (CC BY-SA).

Word DNA

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 (26,419)

Italic

branch · 30.7% of traced words

How it is built

noun4 syllables

Same root, ALVEOLUS · 4 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.

ALVEOLUS in OUTLIER

Players have found it on 3 boards so far.

Day 1Day 177
Its 3 boards, across 177 finished boards · taller bars are busier boards
3
Boards found on
161
First board
173
Latest board
6
Longest gap, days

It first turned up on Day 161, 28 October 2026. The most recent board was Day 173, 9 November 2026. Nobody has seen it on a board for 4 days.

First ever to find it

branbarrett

on Day 161, 28 October 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

ALVEOLUS
8
Letters
4
Vowels
4
Consonants
7
Different letters
2
Longest consonant run
2
Longest vowel run

ALVEOLUS starts with A and ends with S. Sorted, its letters read AELLOSUV - the shape to hunt for when the grid is scrambled. L appears more than once.

Words that start ALVEOL

Its neighbours in the OUTLIER dictionary - shortest first.

ALVEOLAALVEOLEALVEOLIALVEOLARALVEOLESALVEOLARSALVEOLATEALVEOLARLYALVEOLITISALVEOLATION

Could you have found ALVEOLUS?

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 161 - and most players walked straight past it.

Play today's OUTLIER