chastise vs reward

chastise

verb
  • To castigate; to severely scold or censure (someone). 

  • To punish (someone), especially by corporal punishment. 

  • To lightly criticize or correct (someone). 

reward

verb
  • To give a reward to or for. 

  • To recompense. 

noun
  • Something of value given in return for an act. 

  • A prize promised for a certain deed or catch 

  • The result of an action, whether good or bad. 

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