black canker vs coon

black canker

noun
  • Any of several plant diseases causing the formation of dark cankers. 

  • The larva of the turnip sawfly (Athalia rosae), an agricultural pest having the appearance of a black caterpillar. 

coon

noun
  • A raccoon. 

  • A member of a colorfully dressed dance troupe in Cape Town during New Year celebrations. 

  • A black person who "plays the coon"; that is, who plays the dated stereotype of a black fool for an audience, particularly including Caucasians. 

  • A coonass; a white Acadian French person who lives in the swamps. 

  • A black person. 

verb
  • To crawl while straddling, especially in crossing a creek. 

  • To fish by noodling, by feeling for large fish in underwater holes. 

  • To play the dated stereotype of a black fool for an audience, particularly including Caucasians. 

  • To traverse by crawling, as a ledge. 

  • To hunt raccoons. 

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