Overproportioned is valid word

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

Definitions for OVERPROPORTIONED in dictionary:

Similar words containing OVERPROPORTION without suffix ed

overproportion21 overproportions22 overproportiona22 overproportione22 overproportioni22 overproportionate24 overproportioning25 overproportionately29
Find what other words can be done using letters: "overproportioned"
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