boff vs dad

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. 

dad

noun
  • A blow; act of striking something. 

  • A lump or piece. 

  • A father, a male parent. 

  • Used to address an older adult male 

  • Used to address one's father 

verb
  • To throw against something; to dash. 

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