adrenaline junkie vs would-be

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. 

would-be

noun
  • One who aspires to something. 

  • One's fiancé or fiancée. 

adj
  • Attempting or desiring something. 

  • Unfulfilled; frustrated in realizing a goal, ambition, etc. 

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