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Is CUMULONIMBUSES a valid Scrabble word?

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

Base score before bonus squares; blank tiles score zero.

What does CUMULONIMBUSES mean?

Cumulonimbuses is a form of CUMULONIMBUS.

  1. noun

    a dark cloud of great vertical extent charged with electricity; associated with thunderstorms

Definitions from WordNet 3.1, Princeton University.

Points

Scrabble
22
Words With Friends
31
Letters
14

C (3) + U (1) + M (3) + U (1) + L (1) + O (1) + N (1) + I (1) + M (3) + B (3) + U (1) + S (1) + E (1) + S (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 CUMULONIMBUSES

CUMULONIMBUSES 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 CUMULONIMBUSES

The 60 highest-scoring words using these letters.

Study CUMULONIMBUSES and related words

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