farm cat vs tom

farm cat

noun
  • A domestic cat, usually of a mixed breed, that lives primarily outdoors, in a feral or semiferal condition on agricultural properties. 

tom

noun
  • The intact male of the domesticated cat. 

  • A tomato (the fruit). 

  • The male of certain other animals. 

  • The male of the orangutan. 

  • A lesbian. 

  • A female prostitute. 

  • jewellery 

  • The male of the turkey. 

verb
  • To act in an obsequiously servile manner toward white authority. 

  • To dig out a hole below the hatch cover of a bulker and fill it with cargo or weights to aid stability. 

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