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

17 letters word
27 points in Scrabble
32 points in WWF

Definitions for INEFFICACIOUSNESS in dictionary:

NOUN:

Want of effect, or of power to produce the effect; inefficacy.
a lack of efficacy

ADJECTIVE:

not producing the desired effect

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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