Competence
Competence noun - The physical or mental power to do something.
Usage example: questioned his competence to finish the task without help
Deficiency is an antonym for competence.
Deficiency
Deficiency noun - A falling short of an essential or desirable amount or number.
Competence is an antonym for deficiency.
How words are described
Cite this Source
Deficiency and Competence. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/competence/deficiency
Competence & Deficiency. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/competence/deficiency>.
Deficiency or Competence. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/competence/deficiency.
Google Ngram Viewer shows how "competence" and "deficiency" have occurred on timeline