Efficiency and Inefficiency

Opposite meaning words

Efficiency noun - The power to produce a desired result.

Usage example: the proven efficiency of citizen patrols in reducing crime in urban neighborhoods

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Inefficiency is an antonym for efficiency in adeptness topic.

Nearby Words: efficient, efficiently, efficacy

Inefficiency noun - Unskillfulness resulting from a lack of efficiency.

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Efficiency is an antonym for inefficiency.

Nearby Words: inefficient, inefficiently

Inverted at higher clearances; the game suggests that the GM play efficiency for as much scary value as the inefficiency that REDs have to deal with.

Source: Tabletop Game / Paranoia
It seems he is using "inefficiency" when he means "efficiency."

Source: Western Animation / The Great Santa Claus Caper

Cite this Source

Inefficiency and Efficiency. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/efficiency/inefficiency

Efficiency & Inefficiency. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/efficiency/inefficiency>.

Inefficiency or Efficiency. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/efficiency/inefficiency.

Google Ngram Viewer shows how "efficiency" and "inefficiency" have occurred on timeline