戇大呆異用字怣大呆、戇大獃、怣大獃gōng-tuā-tai名詞大傻瓜。伊是好心欲幫助人,煞予人笑講是戇大呆。I sī hó-sim beh pang-tsōo--lâng, suah hōo lâng tshiò kóng sī gōng-tuā-tai.他是好心要幫助人,卻被嘲笑是大傻瓜。類義侗戇tòng-gōng阿西a-se