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Is SYNAPSIDS a valid Scrabble word?

Yes, SYNAPSIDS is a valid word in US Scrabble and UK Scrabble, worth 15 points.

Base score before bonus squares; blank tiles score zero.

What does SYNAPSIDS mean?

Synapsids is a form of SYNAPSID.

  1. noun

    extinct reptile having a single pair of lateral temporal openings in the skull

Definitions from WordNet 3.1, Princeton University.

Points

Scrabble
15
Words With Friends
16
Letters
9

S (1) + Y (4) + N (1) + A (1) + P (3) + S (1) + I (1) + D (2) + S (1) = 15 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 SYNAPSIDS

SYNAPSIDS 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 SYNAPSIDS

The 60 highest-scoring words using these letters.

Study SYNAPSIDS and related words

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