psyche vs soul

psyche

noun
  • The human soul, mind, or spirit. 

  • The human mind as the central force in thought, emotion, and behavior of an individual. 

  • A small white butterfly, Leptosia nina, family Pieridae, of Asia and Australasia. 

verb
  • To put (someone) into a required psychological frame of mind. 

  • To treat (someone) using psychoanalysis. 

  • To intimidate (someone) emotionally using psychology. 

soul

noun
  • The spirit or essence of anything. 

  • The spirit or essence of a person usually thought to consist of one's thoughts and personality, often believed to live on after the person's death. 

  • A kind of submanifold involved in the soul theorem of Riemannian geometry. 

  • Soul music. 

  • A person, especially as one among many. 

  • An individual life. 

  • Life, energy, vigor. 

verb
  • To beg on All Soul's Day. 

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