blindside vs encounter

blindside

verb
  • To attack (a person) on his or her blind side. 

  • To catch off guard; to take by surprise. 

noun
  • The blindside flanker, a position in rugby union, usually number 6. 

  • A person's weak point. 

  • A tram/train driver's field of blindness around a tram (trolley/streetcar) or a train; the side areas behind the tram/train driver. 

  • The space on the side of the pitch with the shorter distance between the breakdown/set piece and the touchline; compare openside. 

  • A driver's field of blindness around an automobile; the side areas behind the driver. 

encounter

verb
  • To confront (someone or something) face to face. 

  • To execute someone extrajudicially. 

  • To meet (someone) or find (something), especially unexpectedly. 

  • To engage in conflict, as with an enemy. 

noun
  • A sexual encounter; sexual activity, especially unplanned or unexpected, between people not in a sexual relationship, that usually does not lead to the establishment of a relationship, and may or may not happen again. A sexual encounter could be consensual or non-consensual; in the latter case, it is a sexual assault. A consensual sexual encounter that happens only once is commonly known as a one-night stand. 

  • A hostile, often violent meeting; a confrontation, skirmish, or clash, as between combatants. 

  • A meeting, especially one that is unplanned or unexpected. 

  • A match between two opposing sides. 

  • An extrajudicial killing or execution. 

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