adrenaline junkie vs social climber

adrenaline junkie

noun
  • One who is seemingly addicted to the sensation of exhilaration associated with risky behaviors or exciting situations, and who actively seeks such opportunities. 

social climber

noun
  • One who tries to improve his or her social standing, especially by means of obsequious behaviour. 

How often have the words adrenaline junkie and social climber occurred in a corpus of books? (source: Google Ngram Viewer )