hyperthyroidic vs penal

hyperthyroidic

adj
  • excessive 

  • Relating to hyperthyroidism 

penal

adj
  • Exorbitant. 

  • Serving as a place of punishment. 

  • Of or relating to punishment. 

  • Subject to punishment; punishable. 

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