foremost vs prominent

foremost

adj
  • Of the highest rank or position; of the greatest importance; of the highest priority. 

  • Positioned in front of (all) others in space, most forward. 

  • Coming before (all) others in time. 

  • Closest to the bow. 

adv
  • In front, prominently forward. 

  • First in time. 

  • Most importantly. 

prominent

adj
  • eminent; distinguished above others 

  • standing out, or projecting; jutting; protuberant 

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

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 foremost and prominent occurred in a corpus of books? (source: Google Ngram Viewer )