dick vs sapper

dick

noun
  • A detective, esp. the one who works in police, a police officer. 

  • The penis. 

  • Sexual intercourse with a man. 

  • Absolutely nothing. 

  • A highly contemptible person; a jerk. 

verb
  • To have sexual intercourse with. 

  • To mistreat or take advantage of somebody (often with around or up). 

num
  • Ten, in Cumbrian sheep counting. 

sapper

noun
  • An officer or private of the Royal Engineers. 

  • Historical term for a combat engineer that is still used in some armies, in other words an engineer or a soldier engaged in attacking, destroying, and circumventing or building fortifications, bridges, and roads; a military engineer active in a combat zone. 

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