first-rate vs skill

first-rate

adj
  • Superb, exceptional; of the best sort; very high quality. 

  • Of a Royal Navy ship of the line in the Napoleonic Era: having at least 100 guns across three gun decks, a complement of 850–875, and weighing approximately 2,500 tons burthen. 

noun
  • A first-rate ship of the line. 

skill

adj
  • Great, excellent. 

noun
  • Capacity to do something well; technique, ability. Skills are usually acquired or learned, as opposed to abilities, which are often thought of as innate. 

verb
  • To know; to understand. 

  • To have knowledge or comprehension; discern. 

  • To set apart; separate. 

  • To discern; have knowledge or understanding; to know how (to). 

  • To have personal or practical knowledge; be versed or practised; be expert or dextrous. 

  • To spend acquired points in exchange for skills. 

How often have the words first-rate and skill occurred in a corpus of books? (source: Google Ngram Viewer )