cad vs scofflaw

cad

noun
  • A low-bred, presuming person; a mean, vulgar fellow, especially one that cannot be trusted with a lady. 

scofflaw

noun
  • One who habitually violates minor laws or fails to answer trivial court summonses (such as parking tickets). 

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