derp vs duh

derp

intj
  • Draws attention to an act of foolishness or stupidity. 

  • A placeholder for unimportant details, blah blah blah. 

verb
  • To point in different directions; (of a person) To have a facial expression with one's eyes pointing in different directions. 

  • To act stupidly or foolishly 

  • To make a stupid mistake 

noun
  • A person who acts stupidly or foolishly; a person who derps. 

  • A stupid mistake, stupidity. 

  • The constant repeating of an opinion after facts have proved it incorrect, especially as a rhetorical tactic. 

duh

intj
  • Indication of mock stupidity. 

  • Disdainful indication that something is obvious. 

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