subnormal vs unfaithful

subnormal

adj
  • denormal 

  • Less than normal. 

noun
  • A person whose abilities are less than normal. 

  • That part of the axis of a curved line which is intercepted between the ordinate and the normal. 

unfaithful

adj
  • Adulterous. 

  • Not keeping good faith; disloyal; not faithful. 

  • Not honest or upright. 

  • Negligent or imperfect. 

  • Not faithfully rendering the meaning of the source language; incorrect. 

  • Not having religious faith. 

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