overachiever

== English == === Alternative forms === over-achiever === Etymology === From overachieve +‎ -er or over- +‎ achiever. === Pronunciation === === Noun === overachiever (plural overachievers) One who overachieves; one who has too much success. [from 1950s] Antonym: underachiever ==== Related terms ==== overachieve ==== Translations ====