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Is CARBOXYL a valid Scrabble word?

Yes, CARBOXYL is a valid word in US Scrabble and UK Scrabble, worth 22 points.

Base score before bonus squares; blank tiles score zero.

What does CARBOXYL mean?

  1. noun

    the univalent radical -COOH; present in and characteristic of organic acids

  2. adjective

    relating to or containing the carboxyl group or carboxyl radical

Definitions from WordNet 3.1, Princeton University.

Points

22

Scrabble

24

Words With Friends

8

Letters

C (3) + A (1) + R (1) + B (3) + O (1) + X (8) + Y (4) + L (1) = 22 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 CARBOXYL

Single letters that turn CARBOXYL 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 CARBOXYL

The 60 highest-scoring words using these letters.

Study CARBOXYL and related words

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