gammy vs gramma

gammy

adj
  • Injured, or not functioning properly (with respect to legs). 

noun
  • Grandmother. 

  • A blowjob; fellatio. 

gramma

noun
  • Something that is written. 

  • The subjects of reading, writing, and arithmetic. 

  • A variety of pumpkin, a cultivar of Cucurbita moschata. 

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