dingleberry vs intelligent person

dingleberry

noun
  • A stupid or foolish person. 

  • Vaccinium erythrocarpum, the southern mountain cranberry. 

  • Dried fecal matter adhering to anal hair. 

intelligent person

noun
  • a person who is clever or intelligent to any degree 

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