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Is CAUSTIC a valid Scrabble word?

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

Base score before bonus squares; blank tiles score zero.

What does CAUSTIC mean?

  1. noun

    any chemical substance that burns or destroys living tissue

  2. adjective

    harsh or corrosive in tone

    “an acerbic tone piercing otherwise flowery prose”

  3. adjective

    of a substance, especially a strong acid; capable of destroying or eating away by chemical action

Definitions from WordNet 3.1, Princeton University.

Points

11

Scrabble

14

Words With Friends

7

Letters

C (3) + A (1) + U (1) + S (1) + T (1) + I (1) + C (3) = 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 CAUSTIC

Single letters that turn CAUSTIC 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 CAUSTIC

The 50 highest-scoring words using these letters.

Study CAUSTIC and related words

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