hangdog vs subnormal

hangdog

noun
  • A base, degraded person. 

adj
  • Low; sneaking; ashamed. 

verb
  • To move or loiter in a sneaking or ashamed manner. 

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. 

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