harrow vs hex

harrow

noun
  • An obstacle formed by turning an ordinary harrow upside down, the frame being buried. 

  • A device consisting of a heavy framework having several disks or teeth in a row, which is dragged across ploughed land to smooth or break up the soil, to remove weeds or cover seeds; a harrow plow. 

verb
  • To traumatize or disturb; to frighten or torment. 

  • To drag a harrow over; to break up with a harrow. 

  • To break or tear, as if with a harrow; to wound; to lacerate; to torment or distress; to vex. 

hex

noun
  • a hexagon-shaped item of rock climbing equipment intended to be wedged into a crack or other opening in the rock. 

  • A spell (now rare but still found in compounds such as hex sign and hexcraft). 

  • A hexagonal space on a game board. 

  • An evil spell or curse. 

  • A witch. 

verb
  • To cast a spell on (specifically an evil spell), to bewitch. 

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