coke bottle vs purblind

coke bottle

adj
  • Having thick lenses. 

  • Having a type of styling characterized by wide ends and a narrow midsection. 

  • Coke-bottle glasses 

  • Thick 

purblind

adj
  • Partially blind. 

  • Near-sighted or dim-sighted. 

  • Lacking in discernment or understanding. 

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