rate
apace
in short order
speedily
rapidly
chop-chop
quickly
speedwise
have legs
feverishly
speedingly
bullet
scud
skud
speed of light
like shit through a goose
lightspeed
accelerando
pedal to the metal
hand over hand
pokey
windy
tachy-
double time
double quick
balls-out
mile-a-minute
celerity
flying
warp speed
nippy
speedfully
speedsolving
pace
bat
at speed
slam-bang
superspeed
overspeedily
rev up
step up
superspeedy
expressness
fastish
fast
velocitous
hell-for-leather
lickety cut
on the wings of the wind
lickety split