accomplished

adjective3

1. •
   very good at an art or a job, after years of study and practice

   • The presence of the dog and hart further clarifies the meaning of these scenes: hunting was one of the ways in which an accomplished young man could assert himself. — 1997
2. •
   Showing skill and artistry.
3. •
   Completed; effected; established.

   • When he described the settlers' dominance as accomplished, he meant that it was a fait accompli.