Butterinesses is valid Scrabble Word

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

Definitions for BUTTERINESSES in dictionary:

Words related to BUTTERINESSES

buttery12
Find what other words can be done using letters: "butterinesses"
https://scrabble-word.com/finder/butterinesses
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