The word "overachiever" in English means: A person who achieves more than the average or expected level, especially in school or work., Someone who tries very hard to be successful, often to an excessive degree..
The phonetic transcription of "overachiever" is /ˌəʊvərəˈtʃiːvər/ in British English and /ˌoʊvərəˈtʃiːvər/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "overachiever": go-getter, success, eager beaver.
Example usage of "overachiever": "She is such an overachiever, always getting top grades.". More examples on the page.