turbid vs vaporific

turbid

adj
  • Smoky or misty. 

  • Having the lees or sediment disturbed; not clear. 

  • Unclear; confused; obscure. 

vaporific

adj
  • Producing vapour; tending to pass, or to cause to pass, into vapor. 

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