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Is FISSILE a valid Scrabble word?

Yes, FISSILE is a valid word in US Scrabble and UK Scrabble, worth 10 points.

Base score before bonus squares; blank tiles score zero.

What does FISSILE mean?

  1. adjective

    capable of undergoing nuclear fission

    “a fissionable nucleous”

  2. adjective

    capable of being split or cleft or divided in the direction of the grain

    “fissile crystals”

Definitions from WordNet 3.1, Princeton University.

Points

10

Scrabble

11

Words With Friends

7

Letters

F (4) + I (1) + S (1) + S (1) + I (1) + L (1) + E (1) = 10 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 FISSILE

FISSILE 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 FISSILE

The 41 highest-scoring words using these letters.

Study FISSILE and related words

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