Proficient
Proficient adjective - Having or showing exceptional knowledge, experience, or skill in a field of endeavor.
Speedy and proficient are semantically related. In some cases you can use "Speedy" instead an adjective "Proficient".
Nearby Words: proficiency, proficiently
Speedy
Speedy adjective - Moving, proceeding, or acting with great speed.
Proficient and speedy are semantically related. Sometimes you can use "Proficient" instead an adjective "Speedy".
Cite this Source
Speedy and Proficient. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/proficient/speedy
Proficient & Speedy. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/proficient/speedy>.
Speedy or Proficient. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/proficient/speedy.
Google Ngram Viewer shows how "proficient" and "speedy" have occurred on timeline