goody-goody vs pickpocket

goody-goody

noun
  • A well-behaved person with no obvious human failings, with the possible exception of smugness and self-satisfaction. 

adj
  • Mawkishly good; weakly benevolent or pious. 

pickpocket

noun
  • One who steals from the pocket of a passerby, usually by sleight of hand. 

verb
  • To pick pockets; to steal. 

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