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Is ISTHMIAN a valid Scrabble word?

Yes, ISTHMIAN is a valid word in US Scrabble and UK Scrabble, worth 13 points.

Base score before bonus squares; blank tiles score zero.

What does ISTHMIAN mean?

  1. adjective

    of or relating to or forming an isthmus

Definitions from WordNet 3.1, Princeton University.

Points

Scrabble
13
Words With Friends
14
Letters
8

I (1) + S (1) + T (1) + H (4) + M (3) + I (1) + A (1) + N (1) = 13 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 ISTHMIAN

Single letters that turn ISTHMIAN into another valid word in US Scrabble. Hooks let you extend a word already on the board.

Front hooks0

None. Nothing can be added to the front.

Back hooks1

Anagrams of ISTHMIAN

Words that use exactly the same letters.

Words you can make from ISTHMIAN

The 60 highest-scoring words using these letters.

Study ISTHMIAN and related words

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