Efficiently and Ineffectively

Opposite meaning words

Efficiently adverb - With efficiency; in an efficient manner.

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Ineffectively is an antonym for efficiently in inefficiently topic.

Nearby Words: efficient, efficiency

Ineffectively adverb - In an ineffective manner.

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Efficiently is an antonym for ineffectively in effectively topic.

Cite this Source

Ineffectively and Efficiently. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/efficiently/ineffectively

Efficiently & Ineffectively. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/efficiently/ineffectively>.

Ineffectively or Efficiently. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/efficiently/ineffectively.

Google Ngram Viewer shows how "efficiently" and "ineffectively" have occurred on timeline