out- vs sur-

out-

prefix
  • Greater than 

  • 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. 

  • Completely 

  • Beyond 

sur-

prefix
  • A syncopic variant of super-. 

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