eminence vs tubercle

eminence

noun
  • A protuberance. 

  • Someone of high rank, reputation or social status. 

  • Prominence in a particular order or accumulation; esteem. 

  • An elevated land area or a hill. 

  • A dark purple color. 

  • The quality or state of being eminent. 

  • eminence 

tubercle

noun
  • A small rounded wartlike protuberance of the roots of some leguminous plants; the lip of certain orchids, cacti. 

  • A small rounded nodule forming the characteristic lesion of tuberculosis. 

  • A round nodule, small eminence, or warty outgrowth, especially those found on bones for the attachment of a muscle or ligament or small elevations on the surface of a tooth. 

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