corpus vs substance

corpus

noun
  • A body, a collection. 

  • Such a collection in form of an electronic database used for linguistic analyses. 

  • A collection of writings, often on a specific topic, of a specific genre, from a specific demographic or a particular author, etc. 

substance

noun
  • The essential part of anything; the most vital part. 

  • Physical matter; material. 

  • Material possessions; estate; property; resources. 

  • Hypostasis. 

  • Drugs (illegal narcotics) 

  • Substantiality; solidity; firmness. 

  • A form of matter that has constant chemical composition and characteristic properties. 

verb
  • To give substance to; to make real or substantial. 

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