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Is MAMMALIAN a valid Scrabble word?

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

Base score before bonus squares; blank tiles score zero.

What does MAMMALIAN mean?

  1. adjective

    of or relating to the class Mammalia

  2. noun

    any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk

Definitions from WordNet 3.1, Princeton University.

Points

15

Scrabble

20

Words With Friends

9

Letters

M (3) + A (1) + M (3) + M (3) + A (1) + L (1) + I (1) + A (1) + N (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 MAMMALIAN

Single letters that turn MAMMALIAN 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

Words you can make from MAMMALIAN

The 60 highest-scoring words using these letters.

Study MAMMALIAN and related words

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