ˌəndərəˈchēvə(r) noun
( -s )
Etymology: under (I) + achieve + -er (II)
: a person and especially a student who fails to achieve his or her potential or does not do as well as expected
• underachieve ¦ ̷ ̷ ̷ ̷ ̷ ̷ ¦ ̷ ̷ intransitive verb
• underachievement ¦ ̷ ̷ ̷ ̷ ̷ ̷ ¦ ̷ ̷ ̷ ̷ noun