anima vs ka

anima

noun
  • The soul or animating principle of a living thing, especially as contrasted with the animus. 

  • The inner self (not the external persona) of a person that is in touch with the unconscious as opposed to the persona. 

  • The unconscious feminine aspect of a person. 

ka

noun
  • A spiritual part of the soul in Egyptian mythology, which survived after death. 

  • The name of the Cyrillic script letter К / к. 

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