piercing vs pungent

piercing

adj
  • Of sound, loud and sharp; shrill. 

  • Appearing to look deeply into; penetrating. 

  • Of temperature, extremely cold so that it penetrates through clothing and shelter. 

noun
  • A hole made in the body so that jewellery can be worn through it. 

  • An item of jewellery designed to be fitted through a piercing (sense 2). 

pungent

adj
  • Stinging; acerbic. 

  • Having a sharp and stiff point. 

  • Having a strong odor that stings the nose, said especially of acidic or spicy substances. 

  • Having a strong taste that stings the tongue, said especially of hot (spicy) food, which has a strong and sharp or bitter taste. 

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