Sinuations is valid Scrabble Word

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

Definitions for SINUATIONS in dictionary:

Words related to SINUATIONS

sinuation9
Find what other words can be done using letters: "sinuations"
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