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Is PHOSPHORUS a valid Scrabble word?

Yes, PHOSPHORUS is a valid word in US Scrabble and UK Scrabble, worth 20 points.

Base score before bonus squares; blank tiles score zero.

What does PHOSPHORUS mean?

  1. noun

    a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms

  2. noun

    a planet (usually Venus) seen just before sunrise in the eastern sky

Definitions from WordNet 3.1, Princeton University.

Points

Scrabble
20
Words With Friends
21
Letters
10

P (3) + H (4) + O (1) + S (1) + P (3) + H (4) + O (1) + R (1) + U (1) + S (1) = 20 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 PHOSPHORUS

PHOSPHORUS 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 PHOSPHORUS

The 60 highest-scoring words using these letters.

Study PHOSPHORUS and related words

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