beetling vs prominent

beetling

adj
  • Jutting or protruding, especially of a person's brows. 

noun
  • The process by which fabrics, etc. are beetled, or beaten with a mallet. 

prominent

adj
  • likely to attract attention from its size or position; conspicuous 

  • standing out, or projecting; jutting; protuberant 

  • eminent; distinguished above others 

noun
  • Any of various moths having a conspicuous projection on the inner margin of the wings. 

  • In Nazi concentration camps, an inmate entrusted with minor supervisory duties and rewarded with perquisites. 

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