arriviste vs new money

arriviste

noun
  • An upstart or newcomer; nouveau riche; parvenu; an ambitious, brash or arrogant person who has yet to integrate with his or her new social group. 

new money

noun
  • Persons or families that have recently become wealthy. 

  • The decimal monetary system used in the United Kingdom since 1971. 

  • The metric system of measurement, as opposed to the imperial system. 

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