ratty vs subnormal

ratty

adj
  • In poor condition or repair. 

  • Annoyed, bad-tempered, irritable. 

  • Resembling or characteristic of a rat; ratlike. 

  • Infested with rats. 

  • Crazy, mad; ridiculous; slightly strange, eccentric; also (followed by about, on, or over), attracted to, infatuated with. 

noun
  • Synonym of knock down ginger (“prank of knocking on a front door and running away”) 

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. 

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