Capacity
Capacity noun - The physical or mental power to do something.
Usage example: not everyone has the capacity for learning higher math
Deficiency is an antonym for capacity.
Deficiency
Deficiency noun - A falling short of an essential or desirable amount or number.
Capacity is an antonym for deficiency.
How words are described
Cite this Source
Deficiency and Capacity. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/capacity/deficiency
Capacity & Deficiency. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/capacity/deficiency>.
Deficiency or Capacity. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/capacity/deficiency.
Google Ngram Viewer shows how "capacity" and "deficiency" have occurred on timeline