overachievementn.
/ˌəʊv(ə)rəˈtʃiːvm(ə)nt/, U.S. /ˈˌoʊvərəˈtʃivm(ə)nt/ Greater achievement than expected; excessive dedication to achievement.
ΘΚΠ
the world > action or operation > prosperity > success > [noun] > attainment of goal > attainment of more than is expected
overachievement1939
the world > action or operation > prosperity > success > [noun] > attainment of goal > attainment of more than is expected > academically
overachievement1939
overachieving1953
1939 E. G. Williamson How to counsel Students xvii. 361 Careful diagnosing may reveal that overachievement is the real problem of some students who come to the counselor for confirmation of occupational and educational plans.
1961 J. S. Bruner in Harvard Educ. Rev. 31 26 Our tests on such children show them to be lower in analytic ability than those who are not conspicuous in overachievement.
1995 New York 10 Apr. 45/2 The Jews hacked the widest path for immigrants culturally predisposed to mercantilism and educational overachievement.
This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022).
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n.1939