overachieve

/ˌoʊvərəˈtʃiv/
verb
  1. To perform better or achieve more than is expected, often by working very hard.
    • The small startup overachieved by doubling its sales in the first year.
    • She always overachieves in her classes, earning straight A's while also playing two sports.
    • He tends to overachieve at work, taking on extra projects and volunteering for every task.
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