boff vs striking

boff

noun
  • A hit or smack. 

  • A great success; a hit. 

  • A pupil who works hard; a swot. 

  • A line in a film etc that elicits such a laugh. 

  • A big laugh. 

verb
  • to have sexual intercourse (with someone) 

  • To hit; to strike. 

striking

noun
  • The act by which something strikes or is struck. 

adj
  • On strike, taking part in industrial action. 

  • Making a strong impression. 

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