The rare daily word game sweeping the globe. Find what's hidden in plain sight.
SUPERFLUIDITY
Definition of SUPERFLUIDITY
noun
The frictionless flow that is characteristic of a fluid with zero viscosity, especially liquid helium at temperatures near absolute zero.
Wiktionary · CC BY-SA
Where it comes from
From super- + fluidity.
Etymology via Wiktionary (CC BY-SA).
Word DNA
How it is built
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
SUPERFLUIDITY in OUTLIER
Players have found it on 19 boards so far. 43 players have found it across Outlier's history.
It first turned up on Day 19, 8 June 2026. The most recent board was Day 135, 2 October 2026. Nobody has seen it on a board for 16 days.
First found by a player on Day 19, 8 June 2026.
Built from these letters
SUPERFLUIDITY starts with S and ends with Y. Sorted, its letters read DEFIILPRSTUUY - the shape to hunt for when the grid is scrambled. U and I appear more than once.
Words that start SUPERFLUI
Its neighbours in the OUTLIER dictionary - shortest first.
Also seen on Day 19
Could you have found SUPERFLUIDITY?
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 19 - and most players walked straight past it.
Play today's OUTLIER