Seil is valid Scrabble Word

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

Definitions for SEIL in dictionary:

Words related to SEIL

seiled7 seiling8 seils5
Find what other words can be done using letters: "seil"
https://scrabble-word.com/finder/seil
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