guerdon vs reimburse

guerdon

verb
  • To give such a reward to. 

noun
  • A reward, prize or recompense for a service; an accolade. 

reimburse

verb
  • To compensate with payment; especially, to repay money spent on one's behalf. 

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