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Is DECOMPOSITION a valid Scrabble word?

Yes, DECOMPOSITION is a valid word in US Scrabble and UK Scrabble, worth 20 points.

Base score before bonus squares; blank tiles score zero.

What does DECOMPOSITION mean?

  1. noun

    the analysis of a vector field

  2. noun

    in a decomposed state

  3. noun

    (chemistry) separation of a substance into two or more substances that may differ from each other and from the original substance

  4. noun

    (biology) the process of decay caused by bacterial or fungal action

Definitions from WordNet 3.1, Princeton University.

Points

20

Scrabble

24

Words With Friends

13

Letters

D (2) + E (1) + C (3) + O (1) + M (3) + P (3) + O (1) + S (1) + I (1) + T (1) + I (1) + O (1) + N (1) = 20 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.

Hooks for DECOMPOSITION

Single letters that turn DECOMPOSITION 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 DECOMPOSITION

The 60 highest-scoring words using these letters.

Study DECOMPOSITION and related words

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