snobbery

/ˈsnɑbəri/
noun
  1. The attitude or behavior of a snob; a belief that some people are better than others based on social class, taste, or education.
    • The school had a reputation for snobbery, with students judging each other by their family names.
    • She left the club because she couldn't stand the snobbery of the other members.
    • Snobbery in the art world often keeps talented newcomers from being recognized.