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Is ARCHAEAN a valid Scrabble word?

Yes, ARCHAEAN is a valid word in US Scrabble and UK Scrabble, worth 13 points.

Base score before bonus squares; blank tiles score zero.

What does ARCHAEAN mean?

  1. adjective

    of or relating to the earliest known rocks formed during the Precambrian Eon

Definitions from WordNet 3.1, Princeton University.

Points

13

Scrabble

—

Words With Friends

8

Letters

A (1) + R (1) + C (3) + H (4) + A (1) + E (1) + A (1) + N (1) = 13 points in Scrabble.

Dictionary status

  • Scrabble (US & Canada)Valid
  • Scrabble (UK & worldwide)Valid
  • Words With FriendsNot listed

Scrabble lists: NWL2023 (US & Canada) and CSW24 (UK & worldwide). WWF uses our ENABLE reference plus verified additions. “Listed” and “Not listed” describe that reference; check acceptance in the game. Sources reviewed 2026-10-03.

Hooks for ARCHAEAN

Single letters that turn ARCHAEAN into another valid word in US Scrabble. Hooks let you extend a word already on the board.

Front hooks0

None — nothing can be added to the front.

Back hooks1

Words you can make from ARCHAEAN

The 60 highest-scoring words using these letters.

Study ARCHAEAN and related words

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