Unpatterned is valid Scrabble Word

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

Definitions for UNPATTERNED in dictionary:

Similar words containing PATTERN without suffix ed and without prefix un

pattern9 patterns10 patterned12 repattern11 patterning13 repatterns12 patternings14 patternless13 repatterned14 repatterning15
Find what other words can be done using letters: "unpatterned"
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