arriviste vs dissident

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. 

dissident

noun
  • A person who formally opposes the current political structure, the political group in power, the policies of the political group in power, or current laws. 

  • One who disagrees or dissents; one who separates from the established religion. 

  • Sometimes Dissident: in the kingdom of Poland, the name for Christians not part of the Roman Catholic Church. 

adj
  • In a manner that disagrees; dissenting; discordant. 

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