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

HYPEROSMOTIC

12 letters

Definition of HYPEROSMOTIC

adjective

hypertonic

Wiktionary · CC BY-SA

Where it comes from

From hyper- + osmotic.

Etymology via Wiktionary (CC BY-SA).

Word DNA

How it is built

adjectivecompoundhyper-

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.

HYPEROSMOTIC in OUTLIER

Players have found it on 1 board so far.

Day 1Day 160
Its one board, across 160 finished boards · taller bars are busier boards
1
Boards found on
147
First board
13
Days since seen

It first turned up on Day 147, 14 October 2026. Nobody has seen it on a board for 13 days.

First ever to find it

sycron

on Day 147, 14 October 2026 - before anyone else in Outlier's history. See the Pioneers

Built from these letters

HYPEROSMOTIC
12
Letters
4
Vowels
8
Consonants
11
Different letters
3
Longest consonant run
1
Longest vowel run

HYPEROSMOTIC starts with H and ends with C. Sorted, its letters read CEHIMOOPRSTY - the shape to hunt for when the grid is scrambled. O appears more than once.

Words that start HYPEROSM

Its neighbours in the OUTLIER dictionary - shortest first.

Could you have found HYPEROSMOTIC?

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 147 - and most players walked straight past it.

Play today's OUTLIER