lynx vs puma

lynx

noun
  • Any of several medium-sized wild cats, mostly of the genus Lynx. 

puma

noun
  • Any feline belonging to the genus Puma. 

  • A woman in her 20s or 30s who seeks relationships with younger men; a younger cougar. 

  • A mountain lion or cougar (Puma concolor). 

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