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

TRIENNIAL

/tɹaɪˈɛni.əl/9 letters

Definition of TRIENNIAL

adjective

Happening every three years.

Wiktionary · CC BY-SA

Where it comes from

From Latin triennium (“three-year period”), from tres (“three”) + annus (“year”). By surface analysis, tri- + -ennial.

Etymology via Wiktionary (CC BY-SA).

Word DNA

Line of descent

  1. Latin
  2. English

One recorded step before English.

Latin

Deepest traced root

1st

of 59 source languages in OUTLIER

33.1%

of traced words share this origin (10,004)

Italic

branch · 33.1% of traced words

How it is built

adjective4 syllablescompound-ennialtri-

Every Latin word → · 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.

TRIENNIAL in OUTLIER

Players have found it on 1 board so far.

Day 1Day 153
Its one board, across 153 finished boards · taller bars are busier boards
1
Boards found on
139
First board
14
Days since seen

It first turned up on Day 139, 6 October 2026. Nobody has seen it on a board for 14 days.

First found by a player on Day 139, 6 October 2026.

Built from these letters

TRIENNIAL
9
Letters
4
Vowels
5
Consonants
7
Different letters
2
Longest consonant run
2
Longest vowel run

TRIENNIAL starts with T and ends with L. Sorted, its letters read AEIILNNRT - the shape to hunt for when the grid is scrambled. I and N appear more than once, including a double letter.

Words that start TRIENN

Its neighbours in the OUTLIER dictionary - shortest first.

TRIENNIATRIENNIUMTRIENNIALSTRIENNIUMSTRIENNIALLY

Could you have found TRIENNIAL?

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 139 - and most players walked straight past it.

Play today's OUTLIER