flea market vs mall

flea market

noun
  • A permanent indoor market of stalls in a warehouse selling inexpensive antiques, outdated goods, curios, etc. 

  • An outdoor temporary market selling inexpensive antiques, curios etc. 

mall

noun
  • An enclosed shopping centre. 

  • A heavy wooden mallet or hammer used in the game of pall mall. 

  • A pedestrianised street, especially a shopping precinct. 

  • A public walk; a level shaded walk, a promenade. 

verb
  • to build up with the development of shopping malls 

  • to shop at the mall 

  • to beat with a mall, or mallet; to beat with something heavy; to bruise 

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