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Is RADIUS a valid Scrabble word?

Yes, RADIUS is a valid word in US Scrabble and UK Scrabble, worth 7 points.

Base score before bonus squares; blank tiles score zero.

What does RADIUS mean?

  1. noun

    the length of a line segment between the center and circumference of a circle or sphere

  2. noun

    a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere)

  3. noun

    a circular region whose area is indicated by the length of its radius

    “they located it within a radius of 2 miles”

  4. noun

    the outer and slightly shorter of the two bones of the human forearm

Definitions from WordNet 3.1, Princeton University.

Points

7

Scrabble

8

Words With Friends

6

Letters

R (1) + A (1) + D (2) + I (1) + U (1) + S (1) = 7 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 RADIUS

RADIUS 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 RADIUS

The 50 highest-scoring words using these letters.

Study RADIUS and related words

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