Goddess vs Mother

Goddess

name
  • The Lady, the main deity in Wicca. 

  • The single goddess of various bitheistic or duotheistic religions. 

  • The single goddess of various monotheistic religions. 

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. 

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