nostril vs promontory

nostril

noun
  • Either of the two orifices located on the nose (or on the beak of a bird); used as a passage for air and other gases to travel the nasal passages. 

promontory

noun
  • A rounded elevation in the tympanum of the ear. 

  • A projection on the sacrum. 

  • A high point of land extending into a body of water, headland; cliff. 

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