proficient in WordNet English dictionary

1. having or showing knowledge and skill and aptitude
   "adept in handicrafts"; "an adept juggler"; "an expert job"; "a good mechanic"; "a practiced marksman"; "a proficient engineer"; "a lesser-known but no less skillful composer"; "the effect was achieved by skillful retouching"
   adept  expert  good  practiced  proficient  skillful  skilful 
   
2. of or relating to technique or proficiency in a practical skill
   "his technical innovation was his brushwork"; "the technical dazzle of her dancing"
   technical  proficient