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Is DELETERIOUS a valid Scrabble word?

Yes, DELETERIOUS is a valid word in US Scrabble and UK Scrabble, worth 12 points.

Base score before bonus squares; blank tiles score zero.

What does DELETERIOUS mean?

  1. adjective

    harmful to living things

    “deleterious chemical additives”

Definitions from WordNet 3.1, Princeton University.

Points

12

Scrabble

14

Words With Friends

11

Letters

D (2) + E (1) + L (1) + E (1) + T (1) + E (1) + R (1) + I (1) + O (1) + U (1) + S (1) = 12 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 DELETERIOUS

DELETERIOUS 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 DELETERIOUS

The 60 highest-scoring words using these letters.

Study DELETERIOUS and related words

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