olfactory vs potent

olfactory

adj

  • Concerning the sense of smell. 

noun

  • The sense of smell. 

potent

adj

  • Having a sharp or offensive taste. 

  • Able to procreate. 

  • Very powerful or effective. 

  • Possessing strength. 

  • Powerfully effective. 

noun

  • A heraldic fur formed by a regular tessellation of blue and white T shapes. 

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