pup vs waif

pup

noun
  • A new plant growing from a shoot that can be used for propagation. 

  • A young, inexperienced person. 

  • A young dog, wolf, fox, seal, bat or shark, or the young of certain other animals. 

  • A short semi-trailer used jointly with a dolly and another semi-trailer to create a twin trailer. 

  • Any cute dog, regardless of age. 

  • An early edition of a periodical publication, intended for distribution to distant locations. 

  • A kind of small spotlight. 

verb
  • To give birth to pups. 

waif

noun
  • A plant introduced in a place outside its native range but is not persistently naturalized. 

  • A person (especially a child) who is homeless and without means of support; also, a person excluded from society; an outcast. 

  • A very thin person. 

  • Something found, especially if without an owner; something which comes along, as it were, by chance. 

  • A small flag used as a signal. 

  • Something (such as clouds or smoke) carried aloft by the wind. 

verb
  • To cast aside or reject, and thus make a waif. 

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