The rare daily word game sweeping the globe. Find what's hidden in plain sight.
BIOFILMS
Definition of BIOFILMS
noun
plural of biofilm
Wiktionary · CC BY-SA
OUTLIER scores every word on how unusual it is, and that number is not published. Working it out at the board is the game.
BIOFILMS in OUTLIER
Players have found it on 10 boards so far. 12 players have found it across Outlier's history.
It first turned up on Day 44, 3 July 2026. The most recent board was Day 120, 17 September 2026. It was on the latest finished board.
First ever to find it
on Day 44, 3 July 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
BIOFILMS starts with B and ends with S. Sorted, its letters read BFIILMOS - the shape to hunt for when the grid is scrambled. I appears more than once.
Also seen on Day 44
Could you have found BIOFILMS?
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 44 - and most players walked straight past it.
Play today's OUTLIER