dis- vs under-

dis-

prefix
  • against 

  • incorrect 

  • Used as an intensifier of words with negative valence. 

  • not 

  • to fail (to) 

  • reversal or removal 

under-

prefix
  • Behind 

  • Beneath, under 

  • Subordinate to 

  • Deficient, below what is correct 

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