Viviparousness is valid Scrabble Word

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

Definitions for VIVIPAROUSNESS in dictionary:

Words that contain VIVIPAROUSNESS

ovoviviparousness28 ovoviviparousnesses30

Similar words containing VIVIPAROUSNES without suffix s

ovoviviparousness28 ovoviviparousnesses30
Find what other words can be done using letters: "viviparousness"
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