olfactory vs turbid

olfactory

adj
  • Concerning the sense of smell. 

noun
  • The sense of smell. 

turbid

adj
  • Smoky or misty. 

  • Having the lees or sediment disturbed; not clear. 

  • Unclear; confused; obscure. 

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