confused vs gyral

confused

adj
  • chaotic, jumbled or muddled 

  • making no sense; illogical 

  • embarrassed 

  • unable to think clearly or understand 

  • disoriented 

gyral

adj
  • Moving circularly or spirally; gyratory; whirling. 

  • Of or pertaining to a gyrus 

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