hellacious vs revolting

hellacious

adj

  • nasty, repellent. 

  • Remarkable, unbelievable, unusual. 

  • horrible, awful, hellish, agonizing 

revolting

adj

  • repulsive, disgusting 

noun

  • revolution; revolt 

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