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Is SLEEPER a valid Scrabble word?

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

Base score before bonus squares; blank tiles score zero.

What does SLEEPER mean?

  1. noun

    a rester who is sleeping

  2. noun

    a spy or saboteur or terrorist planted in an enemy country who lives there as a law-abiding citizen until activated by a prearranged signal

  3. noun

    an unexpected achiever of success

    “the winner was a true sleeper--no one expected him to get it”

  4. noun

    one of the cross braces that support the rails on a railway track

    “the British call a railroad tie a sleeper”

Definitions from WordNet 3.1, Princeton University.

Points

9

Scrabble

11

Words With Friends

7

Letters

S (1) + L (1) + E (1) + E (1) + P (3) + 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 SLEEPER

Single letters that turn SLEEPER 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 SLEEPER

Words that use exactly the same letters.

Words you can make from SLEEPER

The 58 highest-scoring words using these letters.

Study SLEEPER and related words

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