elite vs roughness

elite

noun
  • Someone who is among the best at a certain task. 

  • A special group or social class of people which have a superior intellectual, social or economic status as, the elite of society. 

  • A typeface with 12 characters per inch. 

adj
  • Representing the choicest or most select of a group. 

  • Of high birth or social position; aristocratic or patrician. 

roughness

noun
  • A measure of how rough something is, such as a surface 

  • Abundance, especially of food. 

  • Roughage; coarse fodder. 

  • The property of being rough, coarseness. 

  • Something that is rough; a rough spot. 

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