crabbing vs disappointed

crabbing

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

  • The act or art of catching crabs. 

  • The fighting of hawks with each other. 

disappointed

adj
  • Expressing or indicating disappointment. 

  • Defeated of expectations or hope; experiencing disappointment; let down. 

  • Having had a marriage proposal rejected. 

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