dumbstruck
dumb struck |ˈdəmˌstrək ˈdəmˈstrək | ▶adjective so shocked or surprised as to be unable to speak: he was dumbstruck with terror.
dumb |struck |ˈdʌmstrʌk | ▶adjective so shocked or surprised as to be unable to speak: he was dumbstruck with terror.
d ú mb str ù ck 形容詞 (驚き 混乱のあまり )物も言えない, ぼうぜんとした .