skilled vs virtuoso

skilled

adj
  • Having or showing skill; skillful. 

  • Requiring special abilities or training. 

virtuoso

adj
  • Exhibiting the ability of a virtuoso. 

noun
  • An expert in virtù or art objects and antiquities; a connoisseur. 

  • Someone with special skill or knowledge; an expert. 

  • Specifically, a musician (or other performer) with masterly ability, technique, or personal style. 

How often have the words skilled and virtuoso occurred in a corpus of books? (source: Google Ngram Viewer )