gruff vs sulking

gruff

adj
  • Of goods: bulky. 

  • hoarse-voiced. 

  • having a rough, surly, and harsh demeanor and nature. 

verb
  • To speak gruffly. 

sulking

noun
  • The act of one who sulks. 

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