grim vs horripilate

grim

verb
  • To make grim; to give a stern or forbidding aspect to. 

adj
  • Rigid and unrelenting. 

  • Ghastly or sinister. 

  • Disgusting; gross. 

  • Dismal and gloomy, cold and forbidding. 

horripilate

verb
  • To bristle in fear or horror; to have goose bumps or goose pimples. 

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