examination vs postoperative

examination

noun
  • Interrogation, particularly by a lawyer in court or during discovery. 

  • The act of examining. 

  • Particularly, an inspection by a medical professional to establish the extent and nature of any sickness or injury. 

  • A formal test involving answering written or oral questions under a time constraint and usually without access to textbooks; typically, a large, written test administered to high school and college students covering course material studied in a semester. 

postoperative

noun
  • A transgender person who has undergone gender reassignment surgery. 

adj
  • Of, relating to, or occurring in the period after a surgical operation. 

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