Internationalizations is valid word

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

Definitions for INTERNATIONALIZATIONS in dictionary:

Similar words containing TERNATIONALIZATION without suffix s and without prefix in

internationalization29
Find what other words can be done using letters: "internationalizations"
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