caudal vs foremost

caudal

adj
  • Toward the tail end (hind end) of the body; in bipeds such as humans, this direction corresponds to inferior. 

  • Pertaining to the tail or posterior or hind part of a body. 

noun
  • A caudal vertebra. 

foremost

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

  • Coming before (all) others in time. 

  • Closest to the bow. 

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

adv
  • In front, prominently forward. 

  • First in time. 

  • Most importantly. 

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