gift vs reward

gift

verb
  • To give as a gift or donation. 

  • To give away, to concede easily. 

noun
  • Something given to another voluntarily, without charge. 

  • A talent or natural ability. 

  • Something gained incidentally, without effort. 

  • The act, right, or power of giving or bestowing. 

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 gift and reward occurred in a corpus of books? (source: Google Ngram Viewer )