hellacious vs mank

hellacious

adj

  • nasty, repellent. 

  • Remarkable, unbelievable, unusual. 

  • horrible, awful, hellish, agonizing 

mank

adj

  • Disgusting, repulsive. 

noun

  • Something that is disgusting or manky. 

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