beget vs engender

beget

verb
  • To cause; to produce. 

  • To bring forth. 

  • To father; to sire; to produce (a child). 

  • To happen to; befall. 

engender

verb
  • To give existence to, to produce (living creatures). 

  • To assume form; to come into existence; to be caused or produced. 

  • To bring into existence (a situation, quality, result etc.); to give rise to, cause, create. 

  • To endow with gender; to create gender or enhance the importance of gender. 

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