Malabar vs corah

Malabar

noun

  • A native of Malabar. 

name

  • A region in southwestern India, principally the modern state of Kerala. 

corah

noun

  • A plain, undyed Indian silk. 

adj

  • plain, undyed 

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