con- vs intra-

con-

prefix

  • constructed, artificial 

  • related to conlangs, conworlds, etc. 

  • used with certain words to intensify their meaning 

  • used with certain words to add a notion similar to those conveyed by with, together, or joint 

  • hypothetical, fictional 

intra-

prefix

  • during 

  • inside, within, interior 

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