Mother vs mummy

Mother

name
  • A title given to a nun or a priestess. 

  • One of the triune goddesses of the Lady in Wicca alongside the Crone and Maiden and representing a woman older than a girlish Maiden but younger than an aged Crone. 

  • A title given to the personification of a force of nature or abstract concept, such as Mother Nature, Mother Russia, or Mother Earth. 

mummy

noun
  • Any naturally preserved human or animal body. 

  • An embalmed human or animal corpse wrapped in linen bandages for burial, especially as practised by the ancient Egyptians and some Native American tribes. 

  • A reanimated embalmed human corpse, as a stock character in horror films. 

  • A substance used in medicine, prepared from mummified flesh. 

  • mother. 

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