pester vs vonce

pester

noun
  • A bother or nuisance. 

verb
  • To bother, harass, or annoy persistently. 

vonce

noun
  • Something or someone small and annoying. 

  • Sexual activity. 

  • A jerk; an unpleasant person. 

  • A state in which the musician produces great improvization intuitively. 

  • Marijuana; cannabis, especially used as a drug. 

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