dumbstricken
adj 1: as if struck dumb with astonishment and surprise; "a
circle of policement stood dumbfounded by her denial of
having seen the accident"; "the flabbergasted aldermen
were speechless"; "was thunderstruck by the news of his
promotion" [syn: {dumbfounded}, {dumfounded},
{flabbergasted}, {stupefied}, {thunderstruck},
{dumbstruck}, {dumbstricken}]