Inefficaciousness is valid word

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

Definitions for INEFFICACIOUSNESS in dictionary:

Words that contain INEFFICACIOUSNESS

inefficaciousnesses29

Similar words containing EFFICACIOUSNES without suffix s and without prefix in

efficaciousness25 efficaciousnesses27 inefficaciousnesses29
Find what other words can be done using letters: "inefficaciousness"
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