gumbo vs slitch

gumbo

noun
  • A fine silty soil that when wet becomes very thick and heavy. 

  • Synonym of okra: the plant or its edible capsules. 

  • A soup or stew popular in Louisiana, consisting of a strong stock, meat or shellfish, a thickener (often okra), and the "Holy Trinity" of celery, bell peppers, and onions. 

slitch

noun
  • Fine mud; silt; slake. 

  • A slutty bitch. 

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