Effectualness and Ineffectiveness

Opposite meaning words

Effectualness noun - The power to produce a desired result.

Usage example: the effectualness of that new cancer treatment has yet to be proven

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Ineffectiveness is an antonym for effectualness in effect topic.

Ineffectiveness noun - Lacking the power to be effective.

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Effectualness is an antonym for ineffectiveness.

Nearby Words: ineffective, ineffectively

Cite this Source

Ineffectiveness and Effectualness. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/effectualness/ineffectiveness

Effectualness & Ineffectiveness. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/effectualness/ineffectiveness>.

Ineffectiveness or Effectualness. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/effectualness/ineffectiveness.

Google Ngram Viewer shows how "effectualness" and "ineffectiveness" have occurred on timeline