Poisonousness is valid Scrabble Word

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

Definitions for POISONOUSNESS in dictionary:

Words related to POISONOUSNESS

poisonous11 poisonousnesses17

Words that contain POISONOUSNESS

poisonousnesses17

Similar words containing POISONOUSNES without suffix s

poisonousnesses17
Find what other words can be done using letters: "poisonousness"
https://scrabble-word.com/finder/poisonousness
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