overmatch vs whack

overmatch

verb
  • To be more than equal to or a match for, to surpass; hence, to conquer, vanquish. 

  • To marry to a superior. 

  • To match more than intended. 

noun
  • A match in which one opponent is greatly superior to the other. 

  • An opponent who is more than a match for another; one who cannot be defeated. 

whack

verb
  • To surpass; to better. 

  • To kill, bump off. 

  • To beat convincingly; to thrash. 

  • 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 overmatch and whack occurred in a corpus of books? (source: Google Ngram Viewer )