Omnifariousness is valid Scrabble Word

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

Definitions for OMNIFARIOUSNESS in dictionary:

Similar words containing FARIOUSNES without suffix s and without prefix omni

nefariousness16 nefariousnesses18 multifariousnes20 multifariousness21 multifariousnesses23
Find what other words can be done using letters: "omnifariousness"
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