abnormal vs expected

abnormal

noun
  • A person or object that is not normal. 

adj
  • Of or pertaining to that which is irregular, in particular, behaviour that deviates from norms of social propriety or accepted standards of mental health. 

  • Not conforming to rule or system; deviating from the usual or normal type. 

expected

adj
  • Anticipated; thought to be about to arrive or occur 

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