paramount vs second-rate

paramount

adj
  • Highest, supreme; also, chief, leading, pre-eminent. 

  • Of the highest importance. 

noun
  • A chief or superior; (specifically, chiefly South Africa) an African chief having the highest status in a region; a paramount chief. 

second-rate

adj
  • Of a Royal Navy ship of the line in the Napoleonic Era: having 80–98 guns across three gun decks, a complement of 700–750, and weighing approximately 2,200 tons burthen. 

  • Of mediocre quality; not first-rate. 

noun
  • A second-rate ship of the line. 

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