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