RichThesaurus
like blazes
like blazes
synonyms
like crazy
like a bomb
hotfoot
like billy-o
like the clappers
at a rate of knots
like the wind
apace
lickety-split
posthaste
like mad
at full tilt
at warp speed
rapidly
like a bat out of hell
swiftly
hurriedly
as fast as possible
speedily
hell for leather
fast
on the double
double quick
briskly
at the speed of light
hastily
at a gallop
expeditiously
quickly
p.d.q. (pretty damn quick)
like an arrow from a bow
in double quick time
headlong
pell-mell
at a lick
like a scalded cat
hurry-scurry
at breakneck speed
a mile a minute
like the deuce
like nobody's business
in a hurry
like (greased) lightning
helter-skelter
like greased lightning
as fast as one's legs can carry one
without delay
with all speed
nippily
with all possible haste
more synonyms
like blazes
antonyms
slowly
at moderate speed