proficient

/prə-ˈfi-shənt/

Latin proficient-, proficiens, present participle of proficere to go forward, accomplish, from pro- forward + facere to make

adjective

  1. able to do something to a higher than average standard : skilled

proficient in English/math

proficient adept skilled skillful expert mean having great knowledge and experience in a trade or profession. proficient implies a thorough competence derived from training and practice. adept implies special aptitude as well as proficiency.