Suppositiously is valid Scrabble Word

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

Definitions for SUPPOSITIOUSLY in dictionary:

Words related to SUPPOSITIOUSLY

suppositious16

Similar words containing SUPPOSITIOUS without suffix ly

suppositious16
Find what other words can be done using letters: "suppositiously"
https://scrabble-word.com/finder/suppositiously
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