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Is CAPSTONE a valid Scrabble word?

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

Base score before bonus squares; blank tiles score zero.

What does CAPSTONE mean?

  1. noun

    a final touch; a crowning achievement; a culmination

  2. noun

    a stone that forms the top of wall or building

Definitions from WordNet 3.1, Princeton University.

Points

Scrabble
12
Words With Friends
15
Letters
8

C (3) + A (1) + P (3) + S (1) + T (1) + O (1) + N (1) + E (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.

Hooks for CAPSTONE

Single letters that turn CAPSTONE 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

Anagrams of CAPSTONE

Words that use exactly the same letters.

Words you can make from CAPSTONE

The 60 highest-scoring words using these letters.

Study CAPSTONE and related words

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