people's vs plebeian

people's

adj
  • Considered to be of, from, or in tune with the common people, rather than from a ruling elite. 

  • In certain socialist states: of, from, or controlled (at least in name) by the common people rather than a ruling elite. 

  • Used other than figuratively or idiomatically: see people, -'s. 

plebeian

adj
  • Of or concerning the common people. 

  • Of or concerning the plebs, the common citizens of ancient Rome. 

  • Common, particularly (derogatory) vulgar, crude, coarse, uncultured. 

noun
  • A commoner, particularly (derogatory) a low, vulgar person. 

  • A member of the plebs, the common citizens of ancient Rome. 

How often have the words people's and plebeian occurred in a corpus of books? (source: Google Ngram Viewer )