nonachiever

Từ điển Oxford Learners Wordfinder Dictionary

noun

a student who does not perform as well as expected or as well as the IQ indicates
• Syn:
underachiever, underperformer
• Derivationally related forms:
underperform (for: underperformer), underachieve (for: underachiever)
• Hypernyms:
student, pupil, educatee