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Is UNDEFINED a valid Scrabble word?

Yes, UNDEFINED is a valid word in US Scrabble and UK Scrabble, worth 14 points.

Base score before bonus squares; blank tiles score zero.

What does UNDEFINED mean?

  1. adjective

    not precisely limited, determined, or distinguished

    “an undefined term”

Definitions from WordNet 3.1, Princeton University.

Points

14

Scrabble

17

Words With Friends

9

Letters

U (1) + N (1) + D (2) + E (1) + F (4) + I (1) + N (1) + E (1) + D (2) = 14 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 UNDEFINED

UNDEFINED has no one-letter front or back hooks in US Scrabble. Adding a single letter to either end does not make another word in that list.

Front hooks0

None — nothing can be added to the front.

Back hooks0

None — nothing can be added to the end.

Words you can make from UNDEFINED

The 60 highest-scoring words using these letters.

Study UNDEFINED and related words

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