nosh vs upkeep

nosh

verb
  • To perform fellatio (on); to blow. 

  • To eat a snack or light meal. 

noun
  • Food; a light meal or snack. 

  • Fellatio. 

upkeep

verb
  • Do you know how to upkeep a boat? 

  • To maintain (something) or keep it in good repair. 

noun
  • Maintenance; the act or effort of keeping something in good and working condition. 

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