hydrophobia vs zoanthropy

hydrophobia

noun
  • An aversion to water, as a symptom of rabies; the disease of rabies itself. 

  • A morbid fear of water; aquaphobia. 

zoanthropy

noun
  • A kind of delusion in which the patient believes himself transformed into one of the lower animals. 

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