efficaciousness

Noun

capacity or power to produce a desired effect
Quality of being efficacious.

Origin / Etymology

From efficacious + -ness.

Synonyms

efficacy

Antonyms

inefficacy

Scrabble Score: 0

efficaciousness is not valid in Scrabble (US) TWL Dictionary
efficaciousness is not valid in Scrabble (MW) Merriam-Webster Dictionary
efficaciousness is not valid in International Collins CSW Dictionary

Words With Friends Score: 0

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