manure vs muck

manure

verb
  • To apply manure (as fertilizer or soil improver). 

  • To cultivate by manual labor; to till; hence, to develop by culture. 

noun
  • Any fertilizing substance, whether of animal origin or not; fertiliser. 

  • Animal excrement, especially that of common domestic farm animals and when used as fertilizer. Generally speaking, from cows, horses, sheep, pigs and chickens. 

  • Rubbish; nonsense; bullshit. 

muck

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. 

noun
  • Heroin. 

  • Semen. 

  • 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. 

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