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Is CAULK a valid Scrabble word?

Yes, CAULK is a valid word in US Scrabble and UK Scrabble, worth 11 points.

Base score before bonus squares; blank tiles score zero.

What does CAULK mean?

  1. noun

    a waterproof filler and sealant that is used in building and repair to make watertight

  2. verb

    seal with caulking

    “caulk the window”

Definitions from WordNet 3.1, Princeton University.

Points

11

Scrabble

14

Words With Friends

5

Letters

C (3) + A (1) + U (1) + L (1) + K (5) = 11 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 CAULK

Single letters that turn CAULK 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 CAULK

The 11 highest-scoring words using these letters.

Study CAULK and related words

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