defense vs onfall

defense

noun
  • The action of defending or protecting from attack, danger, or injury. 

  • Government policy or (infra)structure related to the military. 

  • A strategy and tactics employed to prevent the other team from scoring; contrasted with offense. 

  • The case presented by the defendant in a legal proceeding. 

  • The lawyer or team thereof who presents such a case. 

  • The portion of a team dedicated to preventing the other team from scoring; contrasted with offense. 

onfall

noun
  • A falling on or upon; an attack, onset, or assault. 

  • The fall of the evening. 

  • A fall of rain or snow. 

verb
  • To fall on or upon. 

  • To assault, attack. 

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