motive vs muck

motive

noun
  • A motif. 

  • A motif; a theme or subject, especially one that is central to the work or often repeated. 

  • An incentive to act in a particular way; a reason or emotion that makes one want to do something; anything that prompts a choice of action. 

  • Something which causes someone to want to commit a crime; a reason for criminal behaviour. 

verb
  • To prompt or incite by a motive or motives; to move. 

adj
  • Relating to motion and/or to its cause 

  • Causing motion; having power to move, or tending to move 

muck

noun
  • Semen. 

  • Heroin. 

  • Soft (or slimy) manure. 

  • The pile of discarded cards. 

  • Anything filthy or vile. Dirt; something that makes another thing dirty. 

  • Grub, slop, swill 

  • Slimy mud, sludge. 

verb
  • To manure with muck. 

  • To shovel muck. 

  • To vomit. 

  • To do a dirty job. 

  • To pass, to fold without showing one's cards, often done when a better hand has already been revealed. 

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