guerdon vs prosper

guerdon

verb
  • To give such a reward to. 

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

prosper

verb
  • To favor; to render successful. 

  • To grow; to increase. 

  • To be successful; to succeed; to be fortunate or prosperous; to thrive; to make gain. 

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