hambone vs understudy

hambone

noun
  • A ham; an eager or inferior performer 

  • Four consecutive strikes. 

  • A certain type of dance that involves making noise with the body, especially by slapping parts of the body with one's hands 

  • The bone at the center of a ham 

verb
  • To dance the hambone. 

understudy

noun
  • A performer who understudies; a standby. 

verb
  • To act as an understudy (to someone). 

  • To study or know a role to such an extent as to be able to replace the normal performer when required. 

  • To act in a similar manner to some known person. 

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