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Is CYSTEIN a valid Scrabble word?

Yes, CYSTEIN is a valid word in US Scrabble and UK Scrabble, worth 12 points.

Base score before bonus squares; blank tiles score zero.

Points

12

Scrabble

13

Words With Friends

7

Letters

C (3) + Y (4) + S (1) + T (1) + E (1) + I (1) + N (1) = 12 points in Scrabble.

Dictionary status

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

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.

Definition

Looking for what Cystein means? Read the full definition, part of speech and example sentences on Wiktionary.

See the definition of Cystein

Hooks for CYSTEIN

Single letters that turn CYSTEIN 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 hooks2

Anagrams of CYSTEIN

Words that use exactly the same letters.

Words you can make from CYSTEIN

The 60 highest-scoring words using these letters.

Study CYSTEIN and related words

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