grub vs muck

grub

noun
  • A dirty person. 

  • An insect at an immature stage of its life cycle. 

  • Food. 

  • A despicable person; a lowlife. 

verb
  • To scavenge or in some way scrounge, typically for food. 

  • To dig; to dig up by the roots; to root out by digging; often followed by up. 

muck

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

  • Heroin. 

  • Semen. 

  • Soft (or slimy) manure. 

  • The pile of discarded cards. 

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