accost vs ambition

accost

verb
  • To approach and speak to boldly or aggressively, as with a demand or request. 

  • To solicit sexually. 

  • To assault. 

  • To speak to first; to address; to greet. 

noun
  • An attack. 

  • Address; greeting. 

ambition

verb
  • To seek after ambitiously or eagerly; to covet. 

noun
  • Eager or inordinate desire for some object that confers distinction, as preferment, honor, superiority, political power, or fame; desire to distinguish one's self from other people. 

  • An object of an ardent desire. 

  • A personal quality similar to motivation, not necessarily tied to a single goal. 

  • A desire, as in (sense 1), for another person to achieve these things. 

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