Word family noun achievement achiever underachiever ≠ overachiever underachievement ≠ overachievement adjective achievable verb achieve underachieve ≠ overachieve
From Longman Dictionary of Contemporary Englishachievera‧chiev‧er /əˈtʃiːvə $ -ər/ noun [countable] SUCCESSFULsomeone who is successful because they are determined and work hard → underachiever, overachieverExamples from the Corpus
achiever• I guess it was clear to all that I was bright and an achiever.• I guess it was clear to everyone that I was bright and an achiever.• We all need to help one another become achievers.• Christopher came from a comfortable family of upper-middle-class achievers.• You are more serious in your approach to the job, and you are probably a high achiever.• Growing up in Lancaster County, Kenneff was considered a fine schoolboy, a high achiever.• The study shows that only-children tend to be high achievers in school.• The students surveyed are considered high achievers, 16 to 18 years old, with an A or B average.• So many women today were independent high achievers, controlling their own money and their own lives.• Society is always interested in achievers.