Unpracticalness is valid Scrabble Word

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

Definitions for UNPRACTICALNESS in dictionary:

Similar words containing PRACTICALNES without suffix s and without prefix un

practicalness19 impracticalness23 practicalnesses21
Find what other words can be done using letters: "unpracticalness"
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