central vs visceral

central

adj
  • Exerting its action towards the peripheral organs. 

  • Having or containing the centre of something. 

  • Being in the centre. 

  • Being very important, or key to something. 

noun
  • centre 

visceral

adj
  • Of or relating to the viscera—internal organs of the body. 

  • Having to do with the response of the body as opposed to the intellect, as in the distinction between feeling and thinking. 

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