cacolet vs farrow

cacolet

noun
  • A single litter mounted on a pack animal. 

  • One of a pair of chairs or litters mounted on a pack animal (horse, mule, camel) 

farrow

noun
  • A litter of piglets. 

verb
  • To give birth to a (litter of piglets). 

adj
  • Not pregnant; not producing young (not calving) in a given season or year; barren. 

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