Effectiveness antonyms

What is the opposite word for Effectiveness?

Antonyms for effectiveness
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Effectiveness Thesaurus
Definitions of Effectiveness
Effectiveness Synonyms
Nearby Words
effective, effectively, effector
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Opposite words of effectiveness
Photo search results for Effectiveness
Abstract background of bright yellow colored surface composed with gradient and different tones of color Steel Wool of Fire Cracker Stormy ocean with foamy waves in daylight Effectiveness Images Brown and Green Mountain Beside Body of Water Colorful background with glowing stripes of rainbow
Image search results for Effectiveness
fantasy, light, mood background, christmas, christmas background lantern, lamp, brand fantasy, city, architecture sunset, silhouette, evening background, backdrop, abstract
Cite this Source
Antonyms for Effectiveness. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/antonyms/effectiveness
Antonyms for Effectiveness. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/antonyms/effectiveness>.
Antonyms for Effectiveness. 2016. Accessed August 13, 2026. https://thesaurus.plus/antonyms/effectiveness.