slummock vs vonce

slummock

noun
  • A slovenly person 

verb
  • To behave awkwardly or clumsily 

  • To behave lazily or indolently 

vonce

noun
  • A jerk; an unpleasant person. 

  • Sexual activity. 

  • Something or someone small and annoying. 

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

  • Marijuana; cannabis, especially used as a drug. 

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