Synset

having or revealing supreme mastery or skill
<adj.all>   (a)   freq. cnt.: 2 freq. cnt.: 1 freq. cnt.: 1

consummate

masterful

masterly

virtuoso

sample sentences

"a consummate artist"
"consummate skill"
"a masterful speaker"
"masterful technique"
"a masterly performance of the sonata"
"a virtuoso performance"