irked vs ratty

irked

adj
  • Annoyed. 

ratty

adj
  • Annoyed, bad-tempered, irritable. 

  • In poor condition or repair. 

  • 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”) 

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