Embasement is valid Scrabble Word

Is embasement a scrabble word?
Official Scrabble Players Dictionary NO
Official Tournament and Club Word List NO
Collins Scrabble Words YES
Is embasement valid Words with Friends?
Words with Friends NO

Definitions for EMBASEMENT in dictionary:

Words related to EMBASEMENT

embasements17
Find what other words can be done using letters: "embasement"
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