Columbian vs hashish

Columbian

noun
  • A stamp from the Columbian Issue stamps. 

  • An inhabitant of any place called Columbia. 

  • An American, a person from the United States of America. 

adj
  • American, from the United States of America 

  • Of or pertaining to Christopher Columbus, an explorer who introduced greatly widened contacts between Eurasia and the Americas, or his life or time. 

  • Of or from any of the places called Columbia. 

hashish

noun
  • A cannabis extract. 

  • Marijuana generally. 

  • The leaves and tender parts of the Indian hemp plant (which are intoxicating), which are dried for either chewing or smoking. 

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