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Is UNSTABLEST a valid Scrabble word?

Yes, UNSTABLEST is a valid word in US Scrabble and UK Scrabble, worth 12 points.

Base score before bonus squares; blank tiles score zero.

What does UNSTABLEST mean?

Unstablest is a form of UNSTABLE.

  1. adjective

    lacking stability or fixity or firmness

    “unstable political conditions”

  2. adjective

    highly or violently reactive

    “sensitive and highly unstable compounds”

  3. adjective

    affording no ease or reassurance

    “a precarious truce”

  4. adjective

    suffering from severe mental illness

    “of unsound mind”

Definitions from WordNet 3.1, Princeton University.

Points

12

Scrabble

16

Words With Friends

10

Letters

U (1) + N (1) + S (1) + T (1) + A (1) + B (3) + L (1) + E (1) + S (1) + T (1) = 12 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 UNSTABLEST

UNSTABLEST 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 UNSTABLEST

The 60 highest-scoring words using these letters.

Study UNSTABLEST and related words

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