feline vs feral cat

feline

noun
  • A cat; member of the cat family Felidae. 

  • Any member of Felinae, one of the two extant subdivisions of Felidae. 

adj
  • Of or pertaining to cats. 

  • catlike (resembling a cat); sleek, graceful, inscrutable, sensual, and/or cunning. 

feral cat

noun
  • A domestic cat that has returned to or was born in a living situation without human care. 

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