subnormal vs unworthy

subnormal

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. 

adj
  • denormal 

  • Less than normal. 

unworthy

noun
  • An inadequate person. 

adj
  • Not worthy; lacking value or merit; worthless. 

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