speechlessness
strike dumb
hamana-hamana-hamana
inarticulate
wordlessness
nonspeak
lost for words
at a loss for words
fucking hell
willing suspension of disbelief
dumbfound
speechlessly
dumbfoundedness
bewilderment
dumbfounded
shtum
daze
you've got to be kidding me
get out of here
play dumb
astoundedness
muteness
speechless
implausibility
implausibleness
at a loss
puzzled
shusher
nonplussed
obliviousness
nonplused
witlessness
bewilderedness
go on
blanked
muffledness
unlearnedly
do me a favour
dazedness
forgottenness
sphinx
muffledly
get out of town
hushedness
oh worm
obliviously
bollocks
horsefeathers
incuriousness
nu