automatists

The word automatists uses 11 letters:aaimosstttu.

AUTOMATISTS is playable in:

Words With Friends15
Scrabble US13
Scrabble UK13

automatists is a valid word in this word list. For a definition, see the external dictionary links below.

Try a search for automatists in these online resources (some words may not be found):
Wiktionary - OneLook Dictionaries - Merriam-Webster - Google Search
Each search will normally open in a new window.