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Is PST a valid Scrabble word?

Yes, PST is a valid word in US Scrabble and UK Scrabble, worth 5 points.

Base score before bonus squares; blank tiles score zero.

What does PST mean?

  1. noun

    standard time in the 8th time zone west of Greenwich, reckoned at the 120th meridian west; used in far western states of the United States

Definitions from WordNet 3.1, Princeton University.

Points

5

Scrabble

—

Words With Friends

3

Letters

P (3) + S (1) + T (1) = 5 points in Scrabble.

Dictionary status

  • Scrabble (US & Canada)Valid
  • Scrabble (UK & worldwide)Valid
  • Words With FriendsNot listed

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 PST

PST 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.

Study PST and related words

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