hyperaccreting
superconvergent
acceleratedly
like a rat up a drainpipe
hand over hand
pelt
thirteen to the dozen
like the clappers
jabber
vibratory
at a clip
good lick
off like a bride's nightie
off like a prom dress
acceleratingly
furiously
exponentially
nippy
crash
stamp
long-drawn-out
snowball
speedball
volley
prolongedly
splitting
feverishly
speedingly
at speed
ultrarapid
rake
fast forward
turn of foot
velocitous
go great guns
headlong
rush
whisk
like a scalded dog
like a scalded cat
like a raped ape
hasty
A.
hurry
ultraquick
fast-paced
rocket
spam
stretto
progressively
like sixty
full tilt
rap
rushing
gather pace
more and more
increasingly
fast
prestissimo
apace
hyperaccelerated
overaccelerate
bolt
overspeedy
fast lane
speed
like shit through a goose
protractedly
fastness
superspeedy
amain
mile-a-minute
swiftness
with dispatch
tripping
speedily
on the pdq
accelerated
rapidity
lightsome
celerity
hurried
like a dose of salts
advancingly
hotfoot it
light
quick as a wink
nineteen to the dozen
rapidness
speediness
quickness
move quickly
quickening
quickly
fastish
zoom
overquickly
spank
before one knows it