Undreading is valid Scrabble Word

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

Definitions for UNDREADING in dictionary:

Similar words containing DREAD without suffix ing and without prefix un

dread7 adread8 dreads8 adreads9 dreaded10 dreader9 dreadly12 adreaded11 dreaders10 dreadest10 dreadful13 dreading11 misdread12 adreading12 dreadfuls14 dreadless11 dreadlock17 misdreads13 speedread13 undreaded12 dreadfully18 dreadlocks18 misdreaded15 speedreads14 dreadlessly16 dreadlocked20 dreadnaught17 dreadnought17 misdreading16 dreadfulness17 dreadnaughts18 dreadnoughts18 speedreading17 dreadlessness15 dreadfulnesses19 dreadlessnesses17
Find what other words can be done using letters: "undreading"
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