assist vs whack

assist

verb
  • To make a pass that leads directly towards scoring. 

  • To help. 

  • To help compensate for what is missing with the help of a medical technique or therapy. 

noun
  • A decisive pass made to the goal scorer 

  • A helpful action or an act of giving. 

  • A defensive play, allowing a teammate to record a putout. 

whack

verb
  • To beat convincingly; to thrash. 

  • To kill, bump off. 

  • To surpass; to better. 

  • To hit, slap or strike. 

  • To share or parcel out (often with up). 

noun
  • An attempt, a chance, a turn, a go, originally an attempt to beat someone or something. 

  • The sound of a heavy strike. 

  • The strike itself. 

  • The backslash, ⟨ \ ⟩. 

  • The stroke itself, regardless of its successful impact. 

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