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Is ECTODERM a valid Scrabble word?

Yes, ECTODERM is a valid word in US Scrabble and UK Scrabble, worth 13 points.

Base score before bonus squares; blank tiles score zero.

What does ECTODERM mean?

  1. noun

    the outer germ layer that develops into skin and nervous tissue

Definitions from WordNet 3.1, Princeton University.

Points

13

Scrabble

15

Words With Friends

8

Letters

E (1) + C (3) + T (1) + O (1) + D (2) + E (1) + R (1) + M (3) = 13 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 ECTODERM

Single letters that turn ECTODERM 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 ECTODERM

The 60 highest-scoring words using these letters.

Study ECTODERM and related words

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