Marginalizations is valid word

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

Definitions for MARGINALIZATIONS in dictionary:

Similar words containing MARGINALIZATION without suffix s

marginalization27
Find what other words can be done using letters: "marginalizations"
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