gumbo vs zhou

gumbo

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

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

  • 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. 

zhou

noun
  • Synonym of congee: a thick rice porridge. 

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