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Is MACH a valid Scrabble word?

Yes, MACH is a valid word in US Scrabble and UK Scrabble, worth 11 points.

Base score before bonus squares; blank tiles score zero.

What does MACH mean?

  1. noun

    Austrian physicist and philosopher who introduced the Mach number and who founded logical positivism (1838-1916)

Definitions from WordNet 3.1, Princeton University.

Points

11

Scrabble

12

Words With Friends

4

Letters

M (3) + A (1) + C (3) + H (4) = 11 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 MACH

Single letters that turn MACH 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 hooks3

Anagrams of MACH

Words that use exactly the same letters.

Words you can make from MACH

The 9 highest-scoring words using these letters.

Study MACH and related words

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