ˈbluːpə ˈblupɚ ˈblʌn.də(ɹ) ˈblʌn.dɚ ˈblʌn.də(ɹ) ˈblʌn.dɚ ˈblɜːt ˈblɝt ˈbəʊ.nə(ɹ) ˈboʊ.nɚ ˈbuːˌbuː ˈbʌŋ.ɡ(ə)l ɪˈdʒæk.jʊ.leɪt ɪˈdʒæk.jə.leɪt flʌb ˈfaʊl ʌp ˈfʌkʌp ɡuːf sɪn

an embarrassing mistake utter impulsively He blurted out the secret He blundered his stupid ideas make one's way clumsily or blindly He fumbled towards the door commit a faux pas or a fault or make a serious mistake I blundered during the job interview