dilettantism

/ˌdɪləˈtɑːntɪzəm/
noun
  1. The practice of engaging in an activity or field of study in a superficial or amateurish way, without serious commitment or deep knowledge.
    • The club was criticized for its dilettantism, as members jumped from hobby to hobby.
    • His dilettantism in painting meant he never mastered any technique.
    • She dismissed his interest in astronomy as mere dilettantism.
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