overachieve

 
Pronunciation: /əʊv(ə)rəˈtʃiːv/

verb

[no object]
  • do better than is expected, especially in schoolwork: David continued to overachieve all through high school
  • (often as adjective overachieving) be excessively dedicated to achieving success in one’s work: overachieving geeks

Derivatives

overachievement

noun

overachiever

noun