underachieves

英 [ˌʌndərəˈtʃiːvz]

美 [ˌʌndərəˈtʃiːvz]

v.  (尤指学习上)未发挥水平，未展现实力
underachieve的第三人称单数

柯林斯词典

• VERB 未展现实力；未发挥水平
  If someoneunderachievesin something such as school work or a job, they do not perform as well as they could.
  1. Some people might think I've underachieved in my job.
     有些人可能会认为我的才华在目前的工作中没能充分施展出来。