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Is BOOSTER a valid Scrabble word?

Yes, BOOSTER is a valid word in US Scrabble and UK Scrabble, worth 9 points.

Base score before bonus squares; blank tiles score zero.

What does BOOSTER mean?

  1. noun

    a person who backs a politician or a team etc.

    “all their supporters came out for the game”

  2. noun

    someone who is an active supporter and advocate

  3. noun

    a thief who steals goods that are in a store

  4. noun

    an amplifier for restoring the strength of a transmitted signal

Definitions from WordNet 3.1, Princeton University.

Points

9

Scrabble

10

Words With Friends

7

Letters

B (3) + O (1) + O (1) + S (1) + T (1) + E (1) + R (1) = 9 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 BOOSTER

Single letters that turn BOOSTER 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

Anagrams of BOOSTER

Words that use exactly the same letters.

Words you can make from BOOSTER

The 60 highest-scoring words using these letters.

Study BOOSTER and related words

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