The rare daily word game sweeping the globe. Find what's hidden in plain sight.
RENIFORM
Definition of RENIFORM
adjective
Synonym of kidney-shaped (“having an approximately circular or elongated ovoid shape with an inward curve or indentation on one side”).
Wiktionary · CC BY-SA
Where it comes from
Learned borrowing from Latin rēnis (the genitive singular of rēn (“kidney”); see further at that entry) + English -form (suffix meaning ‘having the form or shape of’), modelled after New Latin rēnifōrmis (“of seeds: kidney-shaped”).
Etymology via Wiktionary (CC BY-SA).
Word DNA
Line of descent
- Latin
- English
One recorded step before English.
Deepest traced root
1st
of 59 source languages in OUTLIER
30.6%
of traced words share this origin (25,378)
branch · 30.6% of traced words
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.
RENIFORM in OUTLIER
Players have found it on 3 boards so far.
It first turned up on Day 140, 7 October 2026. The most recent board was Day 154, 21 October 2026. Nobody has seen it on a board for 13 days.
First ever to find it
on Day 140, 7 October 2026 - before anyone else in Outlier's history. See the Pioneers
Built from these letters
RENIFORM starts with R and ends with M. Sorted, its letters read EFIMNORR - the shape to hunt for when the grid is scrambled. R appears more than once.
Same letters, different word
2 other words use exactly these letters. Worth knowing at the board: an anagram fits a grid the same way.
Could you have found RENIFORM?
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 140 - and most players walked straight past it.
Play today's OUTLIER