hellacious vs nauseous

hellacious

adj
  • nasty, repellent. 

  • Remarkable, unbelievable, unusual. 

  • horrible, awful, hellish, agonizing 

nauseous

adj
  • Causing nausea; sickening or disgusting. 

  • Afflicted with nausea; sick. 

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