relate vs secrete

relate

verb
  • To interact. 

  • To respond through reaction. 

  • To have a connection. 

  • To bring into a relation, association, or connection (between one thing and another). 

  • To identify with; to understand. 

  • To tell in a descriptive way. 

secrete

verb
  • To extract a substance from blood, sap, or similar to produce and emit waste for excretion or for the fulfilling of a physiological function. 

  • To conceal. 

  • To exude or yield. 

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