Mastery of
Proficiency in and mastery of are semantically related. In some cases you can use "Proficiency in" instead a noun phrase "Mastery of".
Proficiency in
Mastery of and proficiency in are semantically related. You can use "Mastery of" instead a noun phrase "Proficiency in".
Cite this Source
Proficiency in and Mastery of. (2017). Retrieved 2026, July 31, from https://thesaurus.plus/related/mastery_of/proficiency_in
Mastery of & Proficiency in. N.p., 2017. Web. 31 Jul. 2026. <https://thesaurus.plus/related/mastery_of/proficiency_in>.
Proficiency in or Mastery of. 2017. Accessed July 31, 2026. https://thesaurus.plus/related/mastery_of/proficiency_in.
Google Ngram Viewer shows how "mastery of" and "proficiency in" have occurred on timeline