cat's-foot vs mug

cat's-foot

noun
  • Synonym of cat's-paw: a foot of a cat; (figurative, obsolete) a person used unwittingly or through trickery by another. 

  • Synonym of mountain cudweed (Antennaria dioica). 

  • Synonym of ground ivy (Glechoma hederacea). 

mug

noun
  • Motherfucker (usually in similes, e.g. "like a mug" or "as a mug") 

  • A stupid or contemptible person. 

  • A gullible or easily-cheated person. 

  • The face. 

  • A criminal. 

  • A large cup for beverages, usually having a handle and used without a saucer. 

verb
  • To assault for the purpose of robbery. 

  • To photograph for identification; to take a mug shot. 

  • To exaggerate a facial expression for communicative emphasis; to make a face, to pose, as for photographs or in a performance, in an exaggerated or affected manner. 

  • To learn or review a subject as much as possible in a short time; cram. 

adj
  • Uninteresting or unpleasant. 

How often have the words cat's-foot and mug occurred in a corpus of books? (source: Google Ngram Viewer )