Substorm is valid Scrabble Word

Is substorm a scrabble word?
Official Scrabble Players Dictionary YES
Official Tournament and Club Word List YES
Collins Scrabble Words YES
Is substorm valid Words with Friends?
Words with Friends YES

Definitions for SUBSTORM in dictionary:

Words related to SUBSTORM

substorms13

Words that contain SUBSTORM

substorms13
Find what other words can be done using letters: "substorm"
https://scrabble-word.com/finder/substorm
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