Sororial is valid Scrabble Word

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

Definitions for SORORIAL in dictionary:

Words related to SORORIAL

sororal7 sororially13
Find what other words can be done using letters: "sororial"
https://scrabble-word.com/finder/sororial
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