1. perform less well or with less success than expected - John consistently underachieves, although he is very able - My stocks underperformed last year • Syn: underachieve • Derivationally related forms: underperformer, underachievement (for: underachieve), underachiever (for: underachieve) • Hypernyms: do, perform • Verb Frames: - Something ----s - Somebody ----s 2. perform too rarely - Her plays are underperformed, although they are very good • Topics: performing arts • Hypernyms: perform • Verb Frames: - Somebody ----s something