idiot vs nosebleed

idiot

noun
  • A person of low general intelligence. 

  • A person who makes stupid decisions; a fool. 

adj
  • idiotic, stupid 

nosebleed

noun
  • mental overload (usually attained as a result of having to comprehend new and/or complex concepts or languages that one is not particularly skilled with). 

  • A haemorrhage from the nose; usually, blood flow exiting the nostrils that originates from the nasal cavity. 

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