harrow vs mall

harrow

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

  • To traumatize or disturb; to frighten or torment. 

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

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. 

mall

verb
  • to beat with a mall, or mallet; to beat with something heavy; to bruise 

  • to build up with the development of shopping malls 

  • to shop at the mall 

noun
  • A heavy wooden mallet or hammer used in the game of pall mall. 

  • A pedestrianised street, especially a shopping precinct. 

  • A public walk; a level shaded walk, a promenade. 

  • An enclosed shopping centre. 

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