bop vs picnic

bop

noun
  • A party hosted by a college's JCR or MCR. 

  • A very light smack, blow or punch. 

  • A style of improvised jazz from the 1940s. 

  • A good song. 

verb
  • To walk the streets while socializing. 

  • To dance to this music, or any sort of music with a marked beat. 

  • To have sex. 

  • To strike gently or playfully. 

  • To fellate. 

picnic

noun
  • An informal social gathering, usually in a natural outdoor setting, to which the participants bring their own food and drink. 

  • An easy or pleasant task. 

  • The meal eaten at such a gathering. 

  • A cut of pork from the shoulder area (above the front leg) of a pig. 

verb
  • To take part in a picnic. 

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