Surmisal is valid Scrabble Word

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

Definitions for SURMISAL in dictionary:

Words related to SURMISAL

surmise9
Find what other words can be done using letters: "surmisal"
https://scrabble-word.com/finder/surmisal
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