The rare daily word game sweeping the globe. Find what's hidden in plain sight.
FOSCARNET
Definition of FOSCARNET
noun
Phosphonoformic acid when used as a drug, synonym of foscarnet sodium.
Wiktionary · CC BY-SA
Where it comes from
From fos- (“phosphorous derivative”) + car(boxylic acid).
Etymology via 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.
FOSCARNET in OUTLIER
Players have found it on 2 boards so far.
It first turned up on Day 57, 16 July 2026. The most recent board was Day 72, 31 July 2026. Nobody has seen it on a board for 50 days.
First ever to find it
on Day 57, 16 July 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
FOSCARNET starts with F and ends with T. Sorted, its letters read ACEFNORST - the shape to hunt for when the grid is scrambled. No letter is used twice, which makes it an isogram.
Words that start FOSCAR
Its neighbours in the OUTLIER dictionary - shortest first.
Could you have found FOSCARNET?
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 57 - and most players walked straight past it.
Play today's OUTLIER