They have 'accomplished' [='done, achieved'] much in a very short period of time.
He finally felt like he had 'accomplished' [='done'] something important.
He is one of the school's most 'accomplished' graduates.
(..) Check the locks... ...twice. My name is Owens. I'm a solicitor. I represent Lord Caldlow, an accomplished amateur magician and... How much? - He is interested... - How much for my tricks? Five thousand pounds. Talk to Fallon, my ing'nieur. (..)2006 The Prestige