underachieve
verbNAmE//ˌʌndərəˈtʃiv//
[intransitive]Verb Forms present simple I / you / we / they underachieve he / she / it underachieves
past simple underachieved
-ing form underachieving
NAmE//ˌʌndərəˈtʃivmənt//
noun [uncountable]See underachieve in the Oxford Advanced Learner's DictionaryCheck pronunciation: underachieve