out- vs syn-

out-

prefix
  • Beyond 

  • Toward the outside of, away from 

  • External to, on the outside of 

  • Forms verbs with the sense of surpassing or exceeding the prefixed word. This construction is productive. 

  • Greater than 

  • Completely 

syn-

prefix
  • concomitant 

  • with, together 

  • identical 

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