affront vs pester

affront

noun
  • An open or intentional offense, slight, or insult. 

verb
  • To meet defiantly; to confront. 

  • To insult intentionally, especially openly. 

pester

noun
  • A bother or nuisance. 

verb
  • To bother, harass, or annoy persistently. 

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