conjure vs obeah

conjure

verb
  • To perform magic tricks. 

  • To imagine or picture in the mind. 

  • To evoke. 

  • To summon (a devil, etc.) using supernatural power. 

noun
  • The practice of magic; hoodoo; conjuration. 

obeah

verb
  • To bewitch using this kind of folk magic. 

noun
  • A magician or witch doctor of the magic craft. 

  • A spell performed in the practice of the magic craft; an item associated with such a spell. 

  • A form of folk magic, medicine or witchcraft originating in Africa and practised in parts of the Caribbean. 

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