allay vs engender

allay

verb
  • To make quiet or put at rest; to pacify or appease; to quell; to calm. 

  • To alleviate; to abate; to mitigate. 

noun
  • Alleviation; abatement; check. 

engender

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

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

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

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

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