UNDERPERFORM
Meaning of UNDERPERFORM in English
/ ˌʌndəpəˈfɔːm; NAmE ˌʌndərpərˈfɔːrm/ verb
[ v ] to not be as successful as was expected
Oxford Advanced Learner's English Dictionary.
Оксфордский английский словарь для изучающик язык на продвинутом уровне.
2005