crabbing vs sullen

crabbing

noun
  • The act or art of catching crabs. 

  • A process of scouring cloth between rolls in a machine. 

  • The fighting of hawks with each other. 

sullen

noun
  • Sullen feelings or manners; sulks; moroseness. 

adj
  • Having a brooding ill temper; sulky. 

  • Gloomy; dismal; foreboding. 

  • Sluggish; slow. 

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