chaw vs gingiva

chaw

noun
  • A plug or wad of chewing tobacco. 

  • Chewing tobacco. 

verb
  • To steal. 

  • To chew; to grind with one's teeth; to masticate (food, or the cud) 

gingiva

noun
  • The gum, consisting of the tissue surrounding the roots of the teeth and covering the jawbone. 

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