UNDERPERFORM
Meaning of UNDERPERFORM in English
underperform BrE AmE ˌʌnd ə pə ˈfɔːm ◂ AmE \ - ə r p ə r ˈfɔːrm ◂
▷ underperform|ed d
▷ underperform|ing ɪŋ
▷ underperform|s z
Longman Pronunciation English Dictionary.
Английский словарь произношений Longman.
2012