macho vs virile

macho

adj
  • Tending to display masculine characteristics, such as domineering, fierceness, bravado, etc., in ways that are showily and histrionically tough. 

noun
  • A male llama. 

  • A macho person; a person who tends to display masculine characteristics, such as domineering, fierceness, and bravado. 

  • The striped mullet of California (Mugil cephalus, syn. Mugil mexicanus). 

virile

adj
  • Manly; having characteristics associated with being male, such as strength; exhibiting masculine traits to an exaggerated degree such as strength, forcefulness or vigor. 

  • Pertaining to a grammatical gender used in plurals of some Slavic languages, corresponding to the personal masculine animate nouns. 

  • Possessing high sexual drive and capacity for sexual intercourse. 

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