flail vs muck

flail

verb
  • To thresh. 

  • To beat using a flail or similar implement. 

  • To wave or swing vigorously 

  • To move like a flail. 

noun
  • A weapon which has the (usually spherical) striking part attached to the handle with a flexible joint such as a chain. 

  • A tool used for threshing, consisting of a long handle with a shorter stick attached with a short piece of chain, thong or similar material. 

muck

verb
  • To vomit. 

  • To manure with muck. 

  • To shovel muck. 

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