Coweringly is valid Scrabble Word

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

Definitions for COWERINGLY in dictionary:

Words related to COWERINGLY

cowering14
Find what other words can be done using letters: "coweringly"
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