comeback vs requital

comeback

noun
  • A retort or answer, particularly a quick or clever one. 

  • A return (e.g. to popularity, success, etc.) after an extended period of obscurity. 

  • An occurrence of an athlete or sports team in a competition overcoming a substantial disadvantage in points to win or draw. 

requital

noun
  • Retaliation or reprisal; vengeance. 

  • Compensation for loss or damage; amends. 

  • Repayment, reward, recompense, return in kind. 

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