masterful

adj

1. Of or pertaining to the manner of a master of an art, technique, profession, or craft; masterly.

   “The brushwork on the skin tones was masterful.”

2. In the manner of a master; very skillful.ç

   “The masterful conducting ensured the orchestra gave of their best.”

   “As Washington Post reporter Barton Gellman showed in his brilliant biography, Cheney deployed his masterful knowledge of policymaking to exert influence at all levels of government.”

   “But Newdow (who argued his own case despite having minimal legal training) did an unexpectedly masterful job at the lectern.”

3. Having or showing the qualities of a master vis-a-vis a dependent or subordinate; authoritative; domineering.

   “...do you not agree with me that I have a right to be a little masterful, abrupt; perhaps exacting, sometimes, on the grounds I stated...”

   “When John spoke in that masterful tone, Meg always obeyed, and never regretted her docility.”

   “...it was that he is so masterful. I found that he wouldn't let me go my own way.”