jennet vs moke

jennet

noun
  • A small Spanish horse. 

  • A female ass or donkey; a jenny. 

moke

noun
  • A donkey. 

  • A stupid person; a dolt. 

  • British small utility vehicle (styled "MOKE"). 

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